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JCE Agriculture

Crop & livestock production basics. Topic notes below are placeholders — swap in your own content topic by topic.

Topic 1

Introduction to Agriculture

What is agriculture?

Agriculture is the science and practice of growing crops and raising or rearing livestock. It's done by everyone — boys and girls, men and women — not just one group of people. Agriculture also goes beyond just producing crops and animals: it includes the marketing, distribution, and transportation of agricultural products to the people who need them, wherever they live.

Example: A maize farmer in Pandamatenga doesn't just plant and harvest — the maize must then be transported to a depot, stored, milled, packaged, and distributed to shops across the country before it ever reaches a family's plate. Every one of these steps is part of agriculture, not just the growing itself.

Agriculture in Botswana has changed a great deal over time. Traditional agriculture relied almost entirely on hand tools (hoes, digging sticks), animal draught power, indigenous seed varieties, and knowledge passed down between generations, with very little outside input. Modern agriculture makes use of tractors and other machinery, improved and hybrid seed varieties, chemical fertilisers and pesticides, irrigation systems, and scientific knowledge from research stations and extension officers. Most Batswana farmers today use a mixture of both — for example, ploughing with a tractor but still relying on family labour for weeding and harvesting.

Comparison of traditional ox-drawn ploughing and modern tractor ploughing in Botswana
Comparison of traditional ox-drawn ploughing and modern tractor ploughing in Botswana.

Social and economic importance of agriculture

Agriculture has both social and economic value. Its social importance comes from how agricultural products are used in community life — cattle are used to pay bride price (lobola/bogadi), and food from agriculture is prepared for weddings, funerals, and cultural events like Letlhafula (harvest celebrations). Without agricultural produce, these social occasions wouldn't be possible.

Botswana families celebrating Letlhafula harvest festival with traditional food and cattle

Its economic importance covers all the ways agriculture helps people make and manage money:

  • Source of income — people sell crops and livestock directly for money.
  • Source of food — meat, eggs, milk, vegetables, and fruit all come from agriculture.
  • Source of draught power — animals like donkeys, oxen, and horses pull ploughs, carts, and sledges.
  • Source of raw materials for industry — meat for processing, cotton and wool for textiles, hides and skins for leather.
  • Source of employment — farm workers, agricultural researchers, extension officers, veterinarians, and teachers of agriculture.
  • Source of foreign exchange — Botswana earns foreign currency by exporting beef to countries like those in the European Union, and that money helps fund roads, schools, and hospitals.

Example: When the Botswana Meat Commission (BMC) exports beef to the European Union, the foreign currency earned doesn't just benefit the individual rancher — a portion flows into government revenue, which can then be spent on public infrastructure like clinics and schools, illustrating how one farmer's cattle sale connects to the wider national economy.

Social vs economic importance: telling them apart

  • Social importance = agriculture's role in culture, tradition, and community relationships (lobola, funerals, festivals)
  • Economic importance = agriculture's role in generating money, jobs, and materials
  • A single product can serve both purposes: cattle provide economic income through sale AND social value through bogadi — note which purpose a question is actually asking about

The impact of HIV/AIDS on agriculture

Agriculture depends on people who are strong and healthy enough to plough fields and look after livestock. HIV/AIDS affects agricultural productivity in several ways: children whose parents have died from HIV/AIDS often lack the survival skills normally passed down through agricultural knowledge; some children become school dropouts to care for sick relatives, missing out on agriculture lessons taught at school; and since roughly 80% of Botswana's population farms, often in physically demanding rural work, illness among farmers directly reduces how much food gets produced.

Example: A household that loses its main breadwinner to HIV/AIDS-related illness may be forced to sell off cattle to cover medical and funeral costs, permanently reducing the family's future farming capacity even after the immediate crisis has passed.

Environmental impact of agricultural activities

Several common farming activities can damage the environment if not managed carefully:

  • Ploughing — tractor fumes release poisonous carbon monoxide; loosened soil is easily blown away by wind; and tractors compact soil as they work, reducing water and air penetration.
  • Clearing trees — cutting trees for firewood or fencing leads to deforestation, removing the root systems that hold soil in place and destroying habitat for creatures like birds and snakes.
  • Overstocking — keeping too many animals on a grazing area (more than the land can support) leads to overgrazing, leaving soil bare and exposed to erosion.
  • Cultivating wet soil — digging soil that's still wet destroys its structure, since the air is pushed out and the soil becomes difficult to work once it dries.

Example: A cattle post with 200 cattle on land that can only sustainably support 100 will show visible bare patches, gully erosion, and declining grass cover within a few seasons — a direct, observable consequence of overstocking.

Comparison of healthy grazing land versus overgrazed, eroded land

Branches of agriculture

Agriculture is often described as a tree with many branches, each dealing with a different aspect of farming:

AGRICULTURE Animal Husbandry Agronomy Horticulture Soil Science Forestry Agri Engineering Agri Economics
Agriculture is often pictured as a tree: the trunk is agriculture itself, and each branch handles a different specialised area — from raising animals to managing soil to running the business side of farming.
BranchWhat it deals with
Animal HusbandryCaring for animals for milk, meat, wool, eggs, and skins (includes poultry, beef, dairy, small stock, and pig production)
AgronomyCaring for field crops like maize, sorghum, and sunflower, plus pasture management
HorticultureCaring for fruit, vegetable, and flower crops (pomology, olericulture, floriculture)
Soil ScienceUnderstanding soil and how it supports crops long-term (soil chemistry, survey, and physics)
ForestryCaring for forests and marketing forest products like timber and firewood
Agricultural EngineeringFarm buildings, water systems, and machinery (water engineering, machinery engineering)
Agricultural EconomicsRunning agriculture as a business — production economics, marketing, and credit

Example: A farmer deciding to plant a new fruit orchard would draw on horticulture for crop choice and care, soil science to check whether the land suits fruit trees, agricultural engineering to design an irrigation system, and agricultural economics to work out whether the orchard will be profitable — showing how the branches work together in practice, not in isolation.

Careers and training in agriculture

Every branch of agriculture needs trained people. Common careers include agricultural teachers, veterinary assistants, agricultural demonstrators (who teach farmers new methods and help them access government schemes like ALDEP), agricultural/extension officers, agronomists, animal husbandry officers, agricultural economists, soil scientists, foresters, agricultural engineers, ranch managers, and artificial inseminators.

To train for these careers in Botswana, you typically need at least JCE or BGCSE with credits in Agriculture and related science subjects. Training institutions include the Botswana College of Agriculture (BCA) at Sebele (certificate through degree level), Tonota College of Education (agriculture teacher training), other teachers' colleges (Lobatse, Tlokweng, Serowe, Francistown), Brigades and Vocational/Rural Training Centres, and the Ranch Management Training Centre (RMTC) in Ramatlhabama.

CareerWhat they doTypical training route
Agricultural demonstrator / extension officerVisit farmers in the field to teach improved methods and link them to government schemes (e.g. ISPAAD)Certificate/diploma from BCA
Veterinary assistantSupport animal health work — vaccinations, dipping, dosing, basic treatmentCertificate/diploma in animal health
Agriculture teacherTeach agriculture in primary, junior, and senior secondary schoolsTonota College of Education, or a university education degree
Ranch managerOversee day-to-day running of a commercial cattle ranch — grazing, breeding, staff, financesRanch Management Training Centre (RMTC), Ramatlhabama
Agricultural engineerDesign farm structures, irrigation systems, and machinery solutionsDegree in agricultural engineering

Example: A student who completes JCE Agriculture with a good grade could progress to a certificate at BCA, then work as an agricultural demonstrator, gaining field experience before studying further for a diploma or degree — showing agriculture careers often build step by step rather than requiring one long qualification from the start.

Students and an agricultural officer at Botswana College of Agriculture, Sebele campus

Food production, security, and self-sufficiency

These three terms are often confused but mean different things. Food production is raising crops and rearing livestock to increase local food output. Food security is a government policy ensuring food is always available on the market — from local production or imports — so the population never faces hunger. Food self-sufficiency means the population can produce enough food locally without needing to import.

In Botswana, local food production has generally not met demand (except for meat), so food security relies partly on imports, mainly from South Africa, plus neighbouring countries like Zambia and Zimbabwe.

Example: Botswana is largely food secure for maize (it's always available in shops) but NOT food self-sufficient in maize (much of it is imported from South Africa rather than grown locally). In contrast, Botswana is closer to self-sufficient in beef, since local cattle production comfortably meets domestic demand and even supports exports.

Food production vs security vs self-sufficiency

  • Food production = the act of growing/rearing food (the activity itself)
  • Food security = food is always available on the market, whether local or imported (the outcome/goal)
  • Food self-sufficiency = ALL food demand met by local production alone, with no imports needed
  • A country can be food secure WITHOUT being food self-sufficient (Botswana's maize situation is the classic exam example)

Factors limiting food production in Botswana

Unreliable rainfall, pests and diseases, lack of farming skills, poor soils, lack of capital, poor tools, poor market organisation, low household incomes, and poor storage facilities (causing perishable produce to spoil before it can be sold at a fair price) all limit how much food Botswana produces locally.

Example: A smallholder farmer may grow a good harvest of tomatoes, but without proper cold storage, much of the crop can rot within days if it isn't sold quickly — meaning poor storage, not poor growing skill, becomes the real bottleneck limiting how much reaches the market.

Government strategies to improve food production and security

Botswana has used several strategies over the years: sponsored schemes like ALDEP, ARAP, and SLOCA (providing irrigation, free vaccinations, and training); financial assistance through the Young Farmers Fund; accessible loans through the National Development Bank and CEDA; drought relief through Ipelegeng; free seeds, fertiliser, and tractor access through ISPAAD; research support including subsidised artificial insemination and the Seed Multiplication Unit at Sebele; unrestricted importation of foodstuffs; and proper storage infrastructure, including silos at Pitsane and Pandamatenga.

Grain silos at Pandamatenga, Botswana, part of the government food storage strategy

Types of farming

Botswana has three basic farming systems: arable farming (growing crops only), pastoral farming (keeping livestock only, also called livestock farming), and mixed farming (both crops and livestock on the same farm — the most common approach among Batswana farmers).

Levels of farming

Farming also happens at different levels of scale and intent. Subsistence farming produces just enough to feed the farmer's own family, using mostly hand labour and simple tools, without a primary goal of making a profit. Commercial farming is run as a business — larger scale, more capital invested (machinery, boreholes, fertiliser, hired skilled labour), with profit as the goal.

These combine into recognisable categories: subsistence arable farming (small-scale crop growing for home use, still the norm in most rural Botswana communities); commercial arable farming (large-scale, e.g. at Pandamatenga and Tuli Block); subsistence livestock farming (a family's cattle at the cattle post/moraka, managed more for household needs than profit); commercial livestock farming (large beef or dairy operations, with Botswana's commercial ranching sector being especially significant for BMC beef exports); and both subsistence and commercial versions of mixed farming.

Arable (crops only) Pastoral (livestock only) Mixed (both) Subsistence (for family use) Commercial (for profit) Small-scale crop growing for home use (most rural areas) Family cattle at the cattle post/moraka, for household needs Small farm growing crops and keeping a few animals Pandamatenga, Tuli Block large-scale grain farms Large beef/dairy ranches; BMC beef exports Large farm producing both crops and livestock for sale
Botswana's farming systems classified by TYPE (arable, pastoral, or mixed) and LEVEL (subsistence or commercial), with real Botswana examples in each category.

Subsistence vs commercial: the key differences

  • Goal: subsistence = feed the family; commercial = make a profit
  • Scale: subsistence = small; commercial = large
  • Capital/technology: subsistence = mostly hand labour, simple tools; commercial = machinery, boreholes, fertiliser
  • Labour: subsistence = family members; commercial = hired, often skilled workers
  • Type (arable/pastoral/mixed) and level (subsistence/commercial) are independent classifications — a farm can be any combination, e.g. commercial AND mixed

Problems commercial farmers face

Commercial farmers in Botswana commonly struggle with expensive land, limited markets for some products, difficulty finding skilled labour, high utility costs (water, electricity, communication), HIV/AIDS-related worker illness reducing productivity, and poor infrastructure (roads) leading to their farms.

Example: A commercial vegetable farmer near Gaborone may produce an excellent crop of cabbages, but if the access road to the farm floods every rainy season, trucks cannot reach the farm to collect produce on time, causing losses despite the farming itself being successful.

Modern trends shaping Botswana agriculture

Agriculture keeps changing in response to climate and technology. Key trends examiners expect you to know:

  • Climate-smart agriculture — methods that cope with Botswana's unreliable, decreasing rainfall, such as drought-tolerant seed varieties, conservation tillage (minimum ploughing to protect soil moisture), and rainwater harvesting.
  • Mechanisation — more farmers accessing tractors and implements through government tractor-hire schemes, reducing reliance on animal draught power and speeding up land preparation.
  • Irrigation expansion — boreholes, dams, and drip irrigation allow crop production to continue even when rainfall fails, especially for horticulture near urban centres.
  • Value addition — farmers and companies processing raw produce (e.g. milling sorghum into malutu, or making yoghurt from milk) to earn more money than selling the raw product alone.
  • ICT in agriculture — mobile phones used to check market prices, weather forecasts, and receive extension advice remotely, especially useful for farmers in remote cattle posts.

Example: A dairy farmer who used to sell only raw milk can add value by processing it into yoghurt or sour milk (madila) before selling, earning a higher price per litre than selling milk unprocessed — the same raw material, but more income through value addition.

Exam tip: linking topics back to Topic 1

  • Many exam questions ask you to justify WHY something is done, not just describe it — tie your answer back to economic importance (income, food, employment) or environmental impact where relevant
  • If a question gives you a scenario (a specific farmer, a specific place in Botswana), first identify which type and level of farming it is before answering the rest of the question
  • Don't confuse "food security" with "food self-sufficiency" — this mix-up is one of the most common mistakes in this topic

Topic 2

Crop Production

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Topic 3

Livestock Production

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Topic 4

Soil Science

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Topic 5

Farm Tools

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Topic 6

Farm Records

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Topic 7

Vegetable Production

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Topic 8

Fruit Production

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Topic 9

Forestry

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Topic 10

Agribusiness Management

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Topic 11

Poultry Production

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Topic 12

Beef Cattle Production

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Topic 13

Dairy Production

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Topic 14

Goat & Sheep Production

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Topic 15

Beekeeping

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Topic 16

Fish Farming

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Topic 17

Pig Production

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Topic 18

Rabbit Production

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Flashcards

Key Terms

Flashcards are only available for topics with notes written so far — more will appear as topics are completed.

TermAgriculture
DefinitionThe science and practice of growing crops and rearing livestock, including marketing and distribution.
TermFood security
DefinitionA government policy ensuring food is always available on the market, so the population never faces hunger.
TermFood production
DefinitionRaising crops and rearing livestock specifically to increase local food output.
TermSelf-sufficiency
DefinitionWhen a population can produce enough food locally to meet its own demand, without needing to import.
TermArable farming
DefinitionGrowing crops only.
TermPastoral farming
DefinitionKeeping livestock only — also called livestock farming.
TermMixed farming
DefinitionGrowing crops and keeping livestock on the same farm.
TermSubsistence farming
DefinitionProducing just enough to feed the farmer's own family, with a focus on self-sufficiency rather than profit.
TermCommercial farming
DefinitionFarming run as a business, at large scale, with the goal of making a profit.
TermDeforestation
DefinitionCutting down trees, leaving land bare and exposed to erosion.
TermOverstocking
DefinitionKeeping too many animals on a grazing area — leads to overgrazing and soil erosion.
TermFreehold land tenure
DefinitionA land ownership system where the farmer owns the land outright and can develop it as they choose.
TermTraditional agriculture
DefinitionFarming relying on hand tools, animal draught power, and indigenous seed, with little outside input.
TermModern agriculture
DefinitionFarming using tractors, hybrid seed, chemical fertiliser/pesticides, irrigation, and scientific knowledge.
TermClimate-smart agriculture
DefinitionFarming methods (drought-tolerant seed, conservation tillage, rainwater harvesting) that cope with unreliable rainfall.
TermValue addition
DefinitionProcessing a raw farm product (e.g. milk into yoghurt) to earn more money than selling it unprocessed.
TermEntrepreneurship (as a career factor)
DefinitionThe skill of organising land, labour, and capital and taking risks to run a farm enterprise profitably.
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TermMonoculture
DefinitionGrowing the same single crop on the same land, season after season.
TermMixed cropping
DefinitionMore than one crop grown together on the same land at the same time, often with no clear pattern.
TermInter-cropping
DefinitionA form of mixed cropping where two or more crops grow in alternating rows, in a deliberate pattern.
TermCrop rotation
DefinitionGrowing different crops on the same land in a planned sequence over several seasons.
TermFallow
DefinitionLeaving land to rest, growing nothing but grass, so it can recover nutrients.
TermStumping (distumping)
DefinitionDigging out roots and stumps left behind after clearing a site.
TermPrimary tillage
DefinitionThe first, deep cultivation of soil that hasn't been recently worked.
TermSecondary tillage
DefinitionCultivation after primary tillage — breaks clods, works in fertiliser, doesn't dig as deep.
TermHypogeal emergence
DefinitionSeed emergence where the cotyledons stay below ground — planted deeper.
TermEpigeal emergence
DefinitionSeed emergence where the cotyledons lift above ground — planted shallower.
TermEtiolated
DefinitionSeedlings gone thin, pale, weak, and tall from too little light — a sign mulch was left too long.
TermShading
DefinitionProtecting nursery seedlings from sun, hail, wind, and pests using nets or leaves on a frame.
TermParasitic weed
DefinitionA weed that lives directly off a host crop's roots for water and nutrients, giving nothing back.
TermTrellising
DefinitionSupporting climbing plants with a framework of wires or wooden bars on posts.
TermStaking
DefinitionSupporting a single plant with one strong stick driven into the ground beside it.
TermSeed disinfectant
DefinitionA chemical (like formaldehyde or captab) that kills disease organisms on or inside a seed.
TermSeed protectant
DefinitionA chemical (like captab) that guards a seed against damage after planting.
TermKnapsack sprayer
DefinitionA hand-operated, back-worn sprayer suited to small-scale pesticide application.
TermCereal crop
DefinitionA crop with one cotyledon, rich in carbohydrates, whose grain is the edible part — e.g. sorghum, maize.
TermLeguminous crop
DefinitionA crop with two-cotyledon seeds in pods, rich in protein, with root nodules that fix nitrogen.
TermPeg (groundnut)
DefinitionA structure that grows downward from a fertilised groundnut flower and buries the developing pod in soil.
TermAflatoxin
DefinitionA poison produced by fungus growing on damp-stored groundnut pods, dangerous to humans and animals.
TermFall armyworm
DefinitionA fast-spreading pest that eats maize leaves and growing points, causing major regional crop losses.
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TermWater (as a nutrient)
DefinitionMakes up 60–70% of an animal's body; needed for digestion and temperature regulation.
TermCarbohydrates
DefinitionThe main energy source in animal feed; excess is stored as fat.
TermLipids (fats and oils)
DefinitionA concentrated energy reserve; also insulate the body and cushion organs.
TermProteins
DefinitionEssential for growth and repairing worn-out tissue; only used for energy once other needs are met.
TermMinerals
DefinitionNeeded for strong bones (e.g. phosphorus) and blood formation (e.g. iron).
TermVitamins
DefinitionNeeded in small amounts for functions like blood clotting, strong bones, and eyesight.
TermRation
DefinitionThe total amount of feed given to an animal over 24 hours.
TermSucculent roughages
DefinitionHigh-moisture roughage — green fodder, green grass, silage, root crops.
TermDry roughages
DefinitionLow-moisture roughage — hay, straw, dry crop residues.
TermEnergy concentrates
DefinitionFeed rich in digestible carbohydrates but not very protein-rich — maize meal, molasses.
TermProtein concentrates
DefinitionHigh-protein feed — oil cakes, fish meal, cowpea meal, skim milk.
TermIncubation
DefinitionKeeping fertile eggs warm (naturally or artificially) until they hatch — takes 21 days.
TermBrooding
DefinitionCaring for chicks after hatching until they can regulate their own body temperature.
TermInfundibulum
DefinitionPart of the hen's oviduct where the egg is fertilised and the chalaza forms.
TermMagnum
DefinitionPart of the hen's oviduct that adds the egg white (albumen).
TermIsthmus
DefinitionPart of the hen's oviduct that adds the inner and outer shell membranes.
TermUterus (shell gland)
DefinitionPart of the hen's oviduct that adds the hard shell before the egg is laid.
TermVaccination
DefinitionProtecting birds against diseases like Newcastle disease and Gumboro.
TermDebeaking
DefinitionTrimming part of the beak to reduce feather-pecking and cannibalism in a flock.
TermCulling
DefinitionRemoving sick, weak, or unproductive birds from a flock.
TermEgg candling
DefinitionShining a light through an egg to check for fertility, cracks, or internal defects.
TermBrowsers
DefinitionAnimals that prefer eating leaves, shoots and shrubs — goats are the classic example.
TermMacro (major) elements
DefinitionMinerals needed in large quantities — e.g. calcium, phosphorus, potassium.
TermMicro (trace) elements
DefinitionMinerals needed only in small quantities — e.g. iron, copper, iodine.
TermMineral lick
DefinitionA solid mineral-salt block (e.g. Rumevite) left out for animals to lick freely.
TermBalanced ration
DefinitionA ration supplying all needed nutrients, in correct amounts, for maintenance and production together.
TermAphosphorosis
DefinitionBotswana's most common nutritional disease — caused by phosphorus deficiency; also called magetla.
TermEndemic disease
DefinitionA disease that is always present to some degree in a population, rather than an occasional outbreak.
TermNutritional disease
DefinitionA disease caused by too little or too much of a nutrient — non-infectious, since no organism causes it.
TermPuberty (cattle)
DefinitionWhen reproductive organs become functional — cows at 10–14 months, bulls around 8 months.
TermStanding heat
DefinitionA cow standing still when mounted — the clearest sign of oestrus, and the ideal time to mate her.
TermOestrus cycle
DefinitionThe interval between heat periods — every 21 days in a non-pregnant cow.
TermOvulation
DefinitionThe release of an ovum from the ovary — occurs about 12 hours after the end of oestrus.
TermFertilisation (cattle)
DefinitionThe fusion of sperm and ovum into a zygote — occurs in the oviduct.
TermGestation period (cattle)
Definition280–285 days, averaging 283 days — the time from fertilisation to birth.
TermHybrid vigour (heterosis)
DefinitionOffspring that outperform the average of their two parents — a result of cross-breeding.
TermPedigree selection
DefinitionSelecting an animal based on the performance of its ancestors, not itself.
TermProgeny selection
DefinitionSelecting an animal based on the performance of its offspring.
TermUpgrading
DefinitionRepeatedly mating a superior pure-bred bull with an inferior breed's females, generation after generation.
TermCulling (breeding control)
DefinitionRemoving unproductive or undesirable animals from a herd.
TermParturition
DefinitionThe process of giving birth — the calf passes through the uterus, cervix, vagina, and vulva.
TermColostrum (kgatsele)
DefinitionThe thick, yellow first milk — rich in nutrients and antibodies that build a calf's immunity.
TermDystokia
DefinitionDifficulty in the process of giving birth.
TermMal-presentation (breech presentation)
DefinitionAny abnormal position of a calf in the uterus at birth, other than head-and-front-legs-first.
TermSteaming up
DefinitionFeeding a pregnant cow high-quality, protein-rich rations — overdoing this can cause an oversized calf.
TermCaesarean section
DefinitionSurgically opening the uterus to remove a calf, used when dystokia can't be resolved otherwise.
TermExtensive system
DefinitionAnimals roam freely over a large area, finding most of their own food and water; low cost, low control.
TermIntensive system (livestock)
DefinitionAnimals confined to a small area with all feed/water provided by the farmer; faster growth, higher cost.
TermSemi-intensive system
DefinitionAnimals graze/range part of the time but are also housed and given supplementary feed.
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TermSoil fertility
DefinitionThe ability of soil to supply the nutrients plants need to grow and develop to maturity.
TermStraight fertiliser
DefinitionSupplies only one major nutrient — e.g. urea (nitrogen only), superphosphate (phosphorus only).
TermCompound fertiliser
DefinitionSupplies two or more nutrients, named by an N:P:K code — e.g. 2:3:2 means 2 units N, 3 units P, 2 units K.
TermBasal dressing
DefinitionFertiliser applied before or during planting — usually slow-release or phosphorus-heavy, for early root growth.
TermTop dressing
DefinitionFertiliser applied 3–4 weeks after seedlings emerge, using fast-dissolving fertilisers.
TermBanding
DefinitionPlacing fertiliser in a precise strip or ring near the plant, avoiding direct contact to prevent scorching.
TermFoliar application
DefinitionFertiliser dissolved in water and sprayed directly onto leaves — the standard way to apply micro-nutrients.
TermMacro-nutrient
DefinitionA nutrient needed in large amounts — nitrogen, phosphorus, potassium, magnesium, sulphur, calcium.
TermMicro-nutrient
DefinitionA nutrient needed only in small amounts but still essential — e.g. iron, zinc, boron, molybdenum.
TermNitrogen deficiency
DefinitionPale/yellow leaves, stunted growth, and earlier-than-normal flowering.
TermPhosphorus deficiency
DefinitionThin sparse roots, reddish-purple leaves and stems, poor flowering and fruiting.
TermPotassium deficiency
DefinitionOrange-brown leaf edges, stunted growth, stems that lodge easily.
TermPhosphorus fixation
DefinitionPhosphorus becoming chemically locked into an insoluble form in acidic soil, even though it's still present.
TermSoil pH
DefinitionA measure of how acidic or alkaline soil is, from 0 (very acidic) to 14 (very alkaline); 7 is neutral.
TermLiming material
DefinitionA substance like dolomite or quicklime added to raise the pH of acidic soil.
TermWeathering
DefinitionThe breaking down of parent rock into soil particles through physical, chemical, or biological action.
TermSoil profile
DefinitionThe distinct layers (horizons) visible in a vertical cut through undisturbed soil, from topsoil to bedrock.
TermLoam
DefinitionA well-balanced mixture of sand, silt, and clay — generally the best all-round soil for crops.
TermGully erosion
DefinitionDeep, wide channels (dongas) cut by water erosion, too large to plough over.
TermContour ploughing
DefinitionPloughing across a slope's contour lines rather than up and down, slowing water run-off.
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TermTool
DefinitionA hand-operated item used for small farm jobs — e.g. a spade, rake, or digging fork.
TermFarm implement
DefinitionA larger item pulled by animals or a machine, used to make farm work easier and more efficient — e.g. a plough.
TermMachine
DefinitionA more complex, engine-powered device that does farm work faster than a tool or implement, without getting tired.
TermBurdizzo
DefinitionA tool used for castrating livestock.
TermPanga
DefinitionA tool used for slashing thick grass and cutting small trees.
TermCombine harvester
DefinitionA machine that cuts, dehusks, and bags a crop like maize or sorghum, all in one pass.
TermMechanisation
DefinitionUsing machines to do farm work instead of people or animals.
TermMinimum tillage
DefinitionAvoiding unnecessary turning of the soil — reduces erosion and helps retain water.
TermGully erosion
DefinitionSerious soil erosion caused by loosening soil too much with implements like ploughs and harrows.
TermDraught power
DefinitionPower supplied by animals (like cattle or donkeys) to pull farm implements.
TermYoke
DefinitionA shaped wooden crossbar resting on the necks/shoulders of a pair of oxen, letting them pull together.
TermTrek chain
DefinitionA strong chain connecting yoked animals to the implement being pulled.
TermSledge (sleigh)
DefinitionA wheelless wooden platform dragged by draught animals to transport water, firewood, or crops.
TermDisc plough
DefinitionA plough using rotating discs instead of a fixed blade, suited to hard, dry, or root-filled ground.
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TermFarm management
DefinitionDeciding how to best use land, labour, and capital to make a profit.
TermDemand
DefinitionThe quantity of a commodity consumers are willing and able to buy, at various prices, at a given time.
TermSupply
DefinitionThe quantity of a commodity producers are willing and able to sell, at various prices, at a given time.
TermLaw of demand
DefinitionPrice and quantity demanded are inversely related — as price falls, demand rises.
TermLaw of supply
DefinitionPrice and quantity supplied are directly related — higher prices encourage more supply.
TermEquilibrium point
DefinitionWhere both consumers and producers maximise their satisfaction and profit at the same time.
TermEquilibrium price
DefinitionThe price at which quantity supplied equals quantity demanded.
TermPrice determination
DefinitionThe process of identifying the equilibrium price.
TermFarm record
DefinitionA systematic, written entry of farm activities and transactions, kept in a suitable book.
TermProduction record
DefinitionA record showing quantities of inputs used and outputs obtained — not their monetary value.
TermFinancial record (account)
DefinitionA record of cash transactions — costs and returns — e.g. the profit and loss account.
TermBudget
DefinitionAn estimate of the future expenditure, income, and profit of a proposed business plan.
TermBudgeting
DefinitionThe process of estimating a proposed plan's future expenditure, income, and profit.
TermFactors of production
DefinitionLand, labour, capital, and entrepreneurship — the four resources every enterprise is built from.
TermRent, wages, interest, profit
DefinitionThe rewards for land, labour, capital, and entrepreneurship respectively.
TermVariable costs
DefinitionCosts that change directly with production level, e.g. feed, seed, day-old chicks.
TermGross margin
DefinitionTotal income minus variable costs only — fixed costs are not yet subtracted.
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TermExotic vegetables
DefinitionVegetables originating from other countries, mostly needing irrigation — e.g. cabbage, carrots, tomatoes.
TermIndigenous vegetables
DefinitionVegetables native to Botswana, drought-resistant and low-management — e.g. thepe, rothwe, delele.
TermSupply
DefinitionThe amount producers are willing and able to supply at a given time and price.
TermDemand
DefinitionThe amount consumers are willing and able to buy at a given time and price.
TermRaised seedbed
DefinitionA seedbed built above ground level — good for root crops and waterlogging-prone soil, but dries out fast.
TermSunken seedbed
DefinitionA seedbed sitting below ground level — conserves moisture well, but waterlogs easily.
TermFlat seedbed
DefinitionA seedbed level with the surrounding ground — easiest to make, higher erosion risk in heavy rain.
TermBulb vegetable
DefinitionA vegetable eaten for its bulb or fleshy scale leaves — e.g. onion, garlic, leeks.
TermHeavy feeder
DefinitionA crop, like spinach, that needs a lot of nutrients to keep producing well over time.
TermDamping off
DefinitionA fungal disease where the stem/root base rots, causing seedlings to fall over and die.
TermPod pea
DefinitionA pea variety with swollen, hard-walled pods — only the seeds are eaten, not the pod.
TermMangetout pea
DefinitionA pea variety with flat, soft-walled pods — both seeds and pod are eaten.
TermEarthing-up
DefinitionHeaping and pressing soil around a plant's base to fully cover the root — used for root and bulb crops.
TermIntra-row spacing
DefinitionThe distance between plants within the same row (as opposed to inter-row, between rows).
TermDeterminate tomato
DefinitionA bushy tomato variety, reaching about 1–1.2m, that doesn't normally need support — e.g. Roma.
TermIndeterminate tomato
DefinitionA tall-growing tomato variety (over 2m), needing support, producing smaller fruit over longer — e.g. Money maker.
TermSunscald
DefinitionTomato fruit burnt by direct extreme heat, often prevented by staking or trellising for shade.
TermSett
DefinitionA small immature bulb (about 2cm across), saved from the previous season, used to plant onions directly.
TermDibber
DefinitionA tool used to make holes for planting onion seedlings into the main plot.
TermBolting
DefinitionA plant rushing to flower and set seed before it's properly matured — a heat-stress risk for cauliflower.
TermCurd
DefinitionThe edible head of cauliflower or broccoli.
TermBlanching
DefinitionTying a plant's own leaves over its developing head to shield it from direct sun, preventing discolouration.
TermHead splitting (cabbage)
DefinitionA cabbage head cracking open because irregular watering makes it swell faster than the outer leaves can stretch.
TermCabbage harvest readiness
DefinitionTested by pressing the head — ready once it feels firm and solid, unlike cauliflower's curd test.
TermWrapper leaves
DefinitionOuter leaves left on a harvested cabbage head to protect it during transport.
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TermIndigenous fruit tree
DefinitionA fruit tree native to Botswana — resistant to local pests/disease, cheap to grow, needs little care.
TermExotic fruit tree
DefinitionA fruit tree imported from another country, generally more expensive to grow.
TermSilvoarable
DefinitionPlanting vegetables between slow-maturing fruit trees, to earn income while waiting for the trees to bear fruit.
TermNet shading
DefinitionNetting over a nursery that protects seedlings from heat, sunlight, rain impact, and birds.
TermSexual propagation
DefinitionGrowing a new fruit tree from a seed, formed by fertilisation inside a flower.
TermAsexual propagation
DefinitionGrowing a new, genetically identical fruit tree from a vegetative part of a parent plant.
TermSoftwood cutting
DefinitionA cutting from young, unripe shoot tips — roots fastest of the three stem-cutting types.
TermLayering
DefinitionInducing a stem to grow roots while still attached to the parent plant, before cutting it free.
TermRootstock
DefinitionThe lower part of a graft, already growing in the soil, chosen for qualities like disease resistance.
TermScion
DefinitionThe upper part of a graft — the desired variety, inserted onto the rootstock.
TermSucker
DefinitionA shoot that develops naturally at the base of some plants (like bananas) and roots itself.
TermPricking out
DefinitionMoving seedlings from a crowded seedbed into individual space, using a dibble stick.
TermShepherd's crook
DefinitionA stunted root deformity caused by bending a seedling's roots upward during transplanting.
TermHardening off
DefinitionGradually exposing nursery seedlings to full sun and wind before transplanting.
TermCollar
DefinitionThe part of a seedling where the stem and roots meet — should sit level with the ground when planted.
TermPuddle (planting)
DefinitionA sticky mix of clay, water, and kraal manure used to protect bare-root seedlings before planting.
TermFoliar feeding
DefinitionApplying fertiliser dissolved in water directly onto a plant's leaves, for fast uptake.
TermSelf-pollinating tree
DefinitionA tree that can be fertilised with its own pollen and fruit reliably alone, e.g. most citrus.
TermCross-pollinating tree
DefinitionA tree needing pollen from a different, compatible variety to set fruit, e.g. most apples.
TermOpen centre (training)
DefinitionA fruit tree shape with 3-4 main branches spreading outward from a short trunk, letting light reach the canopy.
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TermVeld
DefinitionOpen land covered in natural vegetation — grasses, shrubs, herbs, and trees.
TermVeld products
DefinitionNon-timber forest products, mostly from indigenous plants — raisins, tannin, herbal teas, gums.
TermWinnowing (seeds)
DefinitionUsing wind to separate lighter, non-viable seed from heavier, viable seed.
TermSeed dormancy
DefinitionA hard, water/air-impermeable seed coat that stops a seed from germinating until broken.
TermGermination percentage
Definition(Seedlings emerged ÷ seeds planted) × 100.
TermWoodlot
DefinitionA piece of land set aside for growing forest trees — naturally growing or planted.
TermFire break
DefinitionA roughly 30m-wide cleared strip around a property, to stop veld fires from spreading in.
TermBrushing (forestry)
DefinitionTrimming a young tree's lower branches to train a straight trunk suitable for poles.
TermEnrichment planting
DefinitionFilling gaps in an existing stand of trees with more trees.
TermForestry conservation
DefinitionThe planned, sustainable use of forest resources, so they aren't exploited or destroyed.
TermAgroforestry
DefinitionA land-use system combining trees with crops, pasture, or livestock so all parts benefit.
TermSilvo-pastoral
DefinitionAgroforestry combining trees, pasture, and animals — includes apiculture and sericulture.
TermSilvo-arable (Agrosilviculture)
DefinitionAgroforestry combining trees and crops — includes alley cropping.
TermAlley cropping
DefinitionGrowing crops between hedgerows of (often nitrogen-fixing) trees.
TermApiculture
DefinitionBeekeeping among forest trees.
TermEntemoforestry
DefinitionPhane worms feeding on mophane trees, farmed as a food/income source.
TermAfforestation
DefinitionPlanting trees on land that had no forest before.
TermReforestation
DefinitionReplanting trees on land that used to be forested but was cleared.
TermClear-felling
DefinitionCutting down every tree in an area at once — efficient but leaves soil fully exposed to erosion.
TermSelective felling
DefinitionRemoving only mature, marked trees, leaving the rest of the stand standing to protect soil and habitat.
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TermSole proprietorship
DefinitionA business owned and run by one person — easy to set up, but with unlimited personal liability.
TermPartnership
DefinitionA business owned by 2–20 people who share capital, decisions, and unlimited liability.
TermLimited company
DefinitionA business owned by shareholders whose liability is limited to what they've invested.
TermCooperative
DefinitionA registered association of 10+ people with common economic needs, run for members' benefit.
TermMarketing
DefinitionAll activities moving goods from the point of production to the final consumer.
TermMarketing channel
DefinitionThe path a product flows through, from producer to consumer.
TermPlace utility
DefinitionValue added to a product by transporting it to where consumers want it.
TermForm utility
DefinitionValue added to a product by processing it into the form consumers actually want.
TermPossession utility
DefinitionValue added by transferring legal ownership of a product to the consumer.
TermMarketing mix (4 Ps)
DefinitionProduct, Price, Promotion, and Place — the core activities of marketing a product.
TermICT
DefinitionInformation Communication Technology — used in agribusiness for trade, pricing, and communication.
TermMarket research
DefinitionThe systematic collection and analysis of data to support a marketing decision.
TermBusiness idea
DefinitionA thought about a business venture someone intends to pursue.
TermBusiness opportunity
DefinitionThe real conditions (location, demand, resources) that make a business idea achievable.
TermBusiness plan
DefinitionA written document describing a business, its goals, and how it will be run.
TermDirect channel
DefinitionA distribution path with no middlemen — the farmer sells straight to the consumer.
TermIndirect channel
DefinitionA distribution path where one or more middlemen (wholesalers, retailers) handle the product.
TermSWOT analysis
DefinitionA planning tool examining a business idea's Strengths, Weaknesses, Opportunities, and Threats.
TermStrengths and weaknesses (SWOT)
DefinitionInternal factors about the business itself, within the farmer's control.
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TermExtensive (free range) system
DefinitionChickens roam freely with no real enclosure — traditional, cheap, but hard to manage.
TermFold unit (ark) system
DefinitionA portable structure that lets chickens graze fresh ground, moved regularly — holds up to 25 hens.
TermDeep-litter system
DefinitionChickens housed on a litter-covered concrete floor — high stocking rate, but litter needs regular removal.
TermBattery-cage system
DefinitionChickens confined in tiered wire cages — the standard commercial egg-production system.
TermCage paralysis
DefinitionLameness caused by lack of exercise, common in battery-caged birds.
TermLayer
DefinitionA chicken kept specifically for egg production.
TermBroiler
DefinitionA chicken raised for meat, ready to slaughter at 6–8 weeks.
TermTable bird
DefinitionA well-fleshed, fast-growing hybrid broiler raised for meat — e.g. Ross, Cobb 500.
TermRoaster
DefinitionA pure broiler breed slaughtered once fully grown — e.g. Plymouth Rock, Cornish Game.
TermDual-purpose breed
DefinitionA breed that produces both eggs and meat in reasonable quantities — e.g. Rhode Island Red.
TermPure breed
DefinitionA chicken produced when two chickens of the same breed mate.
TermHybrid (chicken)
DefinitionA chicken produced by crossing two different breeds — often more productive than either parent.
TermOva (singular: ovum)
DefinitionEgg cells produced by the ovary — a hen's ovary can hold up to 12,000.
TermOvulation
DefinitionThe release of an ovum from the ovary into the oviduct — the first stage of egg formation.
TermInfundibulum
DefinitionWhere the ovum is received and fertilisation occurs, if mating took place.
TermMagnum
DefinitionThe longest part of the oviduct — adds most of the albumen (egg white).
TermIsthmus
DefinitionAdds shell membranes and sets the egg's oval shape.
TermUterus (shell gland)
DefinitionWhere the shell is deposited, along with colour pigments — the longest stop, 18–21 hours.
TermVent
DefinitionThe external opening through which a completed egg is laid.
TermCloaca
DefinitionThe shared opening for the reproductive, digestive, and urinary systems in a hen.
TermGerminal disc
DefinitionThe egg cell's nucleus — develops into a chick if the egg is fertilised.
TermChalaza
DefinitionA twisted cord anchoring the yolk in place, letting it rotate.
TermFinancial record
DefinitionTracks money — costs and income — to calculate an enterprise's profit or loss.
TermProduction record
DefinitionTracks quantities of inputs and outputs only — not their monetary value.
TermPoint-of-lay pullet
DefinitionA young hen ready to start laying, at around 18 weeks — more expensive than a day-old chick.
TermDay-old chick
DefinitionA newly-hatched chick, which can be raised as either a broiler or a layer.
TermBrooding unit
DefinitionA warm enclosure for chicks during their first 3 weeks (the brooding period).
TermAll in, all out rule
DefinitionA new chicken batch always arrives on fresh litter, with the old batch's litter fully removed.
TermBroiler starter mash
DefinitionFine-textured, 21–24% protein feed for broiler chicks up to 3–4 weeks.
TermBroiler finisher mash
DefinitionCoarser, ~20% protein feed for broilers from week 4 to slaughter.
TermIncubation
DefinitionProviding suitable conditions to a fertile egg so its embryo develops and hatches — 21 days in chickens.
TermCulling
DefinitionRemoving unproductive, sick, or badly-behaved birds from a flock to improve its quality.
TermDe-beaking
DefinitionRemoving part of a chick's beak to prevent cannibalism, feather-pecking, and egg-eating.
TermVaccine
DefinitionA substance that triggers an animal's immune system to build antibodies against a specific disease.
TermIntramuscular injection
DefinitionA vaccine given directly into the muscle — e.g. Komarov vaccine against Newcastle disease.
TermSubcutaneous injection
DefinitionA vaccine given beneath the skin — e.g. Fowl typhoid or Marek's disease vaccine.
TermLocalised brooder
DefinitionA brooder built inside a room of an existing poultry house, rather than as its own structure.
TermMbaula system
DefinitionBrooder heating using charcoal/firewood burned in a bucket outside the unit, then brought in once smoke stops.
TermDrum system
DefinitionBrooder heating using a 200L drum built into the wall — fire outside heats the unit by radiation.
TermTunnel system
DefinitionLike the drum system, but uses a metal pipe with a chimney instead of a drum.
TermCanopy (hover) brooder
DefinitionA gas- or electric-heated brooder using a cone-shaped canopy to reflect heat downward.
TermInfrared brooder
DefinitionA brooder heated by infrared lamps with built-in reflectors — no canopy needed.
TermExternal parasite (ecto-parasite)
DefinitionA parasite living on the outside of the host — e.g. chicken lice, mites, fleas.
TermInternal parasite (endo-parasite)
DefinitionA parasite living inside the host, mainly the liver/intestines — e.g. roundworms, tapeworms.
TermRed mite (roost mite)
DefinitionThe most common chicken mite — feeds on blood at night, hides in cracks/litter by day.
TermNewcastle disease
DefinitionA highly contagious, incurable viral disease — can kill 95% of an unvaccinated flock.
TermCoccidiosis
DefinitionA protozoan intestinal disease, picked up from contaminated feed/water/litter — treatable, unlike Newcastle.
TermCoccidiostat
DefinitionA substance added to feed to prevent or treat coccidiosis.
TermDressing (chicken)
DefinitionRemoving feathers and inedible parts, leaving a chicken ready to cook or sell.
TermScalding
DefinitionDipping a slaughtered chicken in 55–60°C water to loosen its feathers before plucking.
TermGiblets
DefinitionThe liver, heart, neck, and gizzard, cleaned and sold with or separately from the carcass.
TermCandling
DefinitionPassing an egg in front of bright light to examine its contents without breaking the shell.
TermTainting (eggs)
DefinitionEggs absorbing surrounding odours (like paraffin or fish), spoiling their flavour.
TermLight broiler
DefinitionA broiler sold at 6–8 weeks — softer, tastier meat than a heavy broiler.
TermHeavy broiler
DefinitionA broiler sold after 8 weeks, 2–3kg live weight — less tender, less popular.
TermWater for chickens
DefinitionThe most overlooked poultry nutrient — even a day without it can permanently cut egg production or growth.
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TermBeef
DefinitionMeat obtained from cattle.
TermWeaning weight
DefinitionA calf's weight when it stops feeding on its mother's milk — a high weaning weight predicts faster growth.
TermAPRU (Animal Production Research Unit)
DefinitionThe Ministry of Agriculture body that researches which cattle breeds genuinely suit Botswana's conditions.
TermCommunal grazing
DefinitionCattle raised on shared tribal land, with no limit on herd size.
TermRanching system
DefinitionCattle raised on privately-owned, fenced land, divided into paddocks.
TermPaddock (camp)
DefinitionA smaller fenced section of a ranch, used to control grazing.
TermRotational grazing
DefinitionMoving cattle between paddocks before any one is overgrazed, letting pasture recover.
TermFreehold land
DefinitionPrivately owned land, as used in the ranching system.
TermDisbudding
DefinitionRemoving a calf's horn bud before it develops into a horn — done at 3 months old or younger.
TermDehorning
DefinitionRemoving horns after they've already developed.
TermPolled
DefinitionA naturally hornless breed of cattle.
TermEar-notching
DefinitionCutting small notches into an animal's ear, each notch representing part of a number, per a farmer's own key.
TermQuota (BMC)
DefinitionThe number of animals a farmer is approved to supply to BMC per year.
TermCold Dressed Mass (CDM)
DefinitionAn animal's weight after skinning and removing internal organs — the basis for its sale price at BMC.
TermDetained (grade)
DefinitionA carcass with mild beef measles infection — frozen 14 days, then sold at a reduced price.
TermCondemned (grade)
DefinitionA carcass too diseased for human consumption — processed into carcass meal instead.
TermOffals
DefinitionThe internal organs of a slaughtered animal — sold separately, processed into pet food, or used medicinally.
TermIntermediate host
DefinitionA host a parasite passes through on its way to its final host — e.g. cattle for the beef tapeworm.
TermMeasly meat
DefinitionBeef containing bladder worms — the intermediate stage of the beef tapeworm.
TermMoulting
DefinitionA parasite shedding its old form and developing into the next life stage — e.g. tick larva to nymph.
TermEngorged
DefinitionCompletely full of blood, and no longer feeding — describes a tick ready to drop off its host.
TermAcaricide
DefinitionA chemical used to kill ticks, commonly applied by dipping.
TermNotifiable disease
DefinitionA disease so serious that any outbreak must be reported to the authorities immediately.
TermFoot and mouth disease (FMD)
DefinitionA highly contagious, incurable viral disease affecting all cloven-hoofed animals.
TermHeartwater
DefinitionAn acute, tick-borne disease caused by Rickettsia, named for the fluid found around the heart post-mortem.
TermPost-mortem
DefinitionAn examination of an animal's body after death, to confirm the cause and signs of disease.
TermSalting (heartwater)
DefinitionDeliberately infecting a young animal with heartwater-affected blood, then treating it, to build lifelong immunity.
TermAnthrax (kwatsi)
DefinitionA fatal, zoonotic bacterial disease; an infected carcass must never be opened, skinned, or eaten.
TermZoonotic
DefinitionA disease that can spread from animals to humans.
TermFeedlot
DefinitionA confined system feeding cattle a high-energy ration for 90–120 days to finish them quickly before slaughter.
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TermMilk vein
DefinitionA large, visible, twisted vein carrying blood to the udder — a sign of good milk-producing potential.
TermSynthesis (milk)
DefinitionMaking milk by extracting components from digested food carried in the blood and combining them.
TermMilking parlour
DefinitionA building where dairy cows are milked by machine.
TermMilking shed/stable
DefinitionA building where dairy cows are milked by hand.
TermStall
DefinitionAn individual milking space, usually divided by metal piping, where one cow stands during milking.
TermCrush pen
DefinitionA narrow poled passage used to restrain cows for inspection, vaccination, or spraying.
TermHolding pen
DefinitionA sheltered space where cows wait before being milked.
TermCalving pen
DefinitionWhere cows in labour are moved and monitored for signs of dystokia.
TermHeifer
DefinitionA young cow that has never given birth.
TermNose plate
DefinitionA device fitted to a calf to block suckling without full separation from its mother.
TermMastitis
DefinitionBacterial inflammation of the udder — a swollen, painful udder and abnormal milk are key signs.
TermStrip cup
DefinitionA cup used to test the first squeeze of milk from each teat for signs of mastitis.
TermMilk fever
DefinitionA nutritional disease — calcium deficiency at the start of lactation, causing paralysis if untreated.
TermPerishable (milk)
DefinitionSpoiling quickly, since bacteria multiply rapidly in milk if it isn't cooled or treated.
TermMilk let-down
DefinitionThe reflex that releases milk from the udder — disrupted if a cow is startled or disturbed.
TermPasteurisation
DefinitionHeating milk to 71°C for 15 seconds then cooling it — kills most bacteria, keeps taste and nutrients.
TermSterilisation
DefinitionHeating milk to 135°C for 5–10 minutes — kills all bacteria, giving shelf-stable long-life milk.
TermMadila
DefinitionTraditional Setswana sour milk, made by letting milk's own bacteria ferment it.
TermWhey
DefinitionThe watery liquid that drains off when milk curdles into sour milk or cheese.
TermSkimming
DefinitionRemoving cream from the top of milk that's been left to stand.
TermQuarter (udder)
DefinitionOne of the four independent milk-producing sections of a cow's udder, each with its own teat.
TermLactation period
DefinitionThe time a cow produces milk after calving — normally about 305 days.
TermDry period
DefinitionThe 6–8 weeks before calving when a cow is deliberately not milked, letting the udder rest and rebuild.
TermCalving interval
DefinitionThe gap between one calving and the next, ideally 12 months.
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TermChevon
DefinitionMeat from a goat.
TermMutton
DefinitionMeat from a sheep.
TermBuck / Doe
DefinitionA male goat / a female goat.
TermRam / Ewe
DefinitionA male sheep / a female sheep.
TermMohair
DefinitionLong, wavy hair from the Angora goat, used in the textile industry.
TermPelt
DefinitionSoft skin from a newborn Karakul lamb, used for expensive jackets and leather goods.
TermBrowser
DefinitionAn animal that feeds mainly on shrubs, leaves, and twigs — e.g. goats.
TermGrazer
DefinitionAn animal that feeds mainly on grasses and low-growing herbs — e.g. sheep.
TermCrutch
DefinitionA structure used to hold goats or sheep still during operations like deworming or vaccination.
TermSteaming up
DefinitionGiving pregnant does/ewes extra concentrate feed for the two months before giving birth.
TermDual-purpose breed
DefinitionA breed raised for two products — e.g. both meat and milk.
TermMeasly meat
DefinitionMeat containing bladder worms, the intermediate stage of the tapeworm — unsafe if undercooked.
TermFoot rot
DefinitionA bacterial hoof disease common in wet conditions, spreading through direct contact with contaminated ground.
TermProduct (livestock)
DefinitionWhat an animal is directly raised for — e.g. mutton, chevon, or milk.
TermBy-product (livestock)
DefinitionA secondary output of raising an animal — e.g. manure, bone meal, or blood meal.
TermBone meal
DefinitionProcessed carcass bone, used as fertiliser or supplementary feed.
TermWhey
DefinitionThe watery liquid left after casein and fat are removed from milk — can be fed to pigs.
TermDoe / Ewe
DefinitionA female goat (doe) or female sheep (ewe).
TermKidding / Lambing
DefinitionGiving birth in goats (kidding) or sheep (lambing).
TermGestation (goats/sheep)
DefinitionAbout 150 days (5 months) — roughly half as long as cattle gestation.
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TermExoskeleton
DefinitionA hard outer skeleton, found in insects like bees, instead of an internal skeleton.
TermProboscis
DefinitionA bee's tongue — a tube used for sucking up nectar from flowers.
TermPollen basket
DefinitionA structure on a worker bee's hind leg that carries collected pollen back to the hive.
TermSpermatheca
DefinitionThe sperm-storage sac in a queen bee, filled during her single mating flight and used for life.
TermRoyal jelly
DefinitionA substance from the salivary glands, fed to young larvae to develop them into queen bees.
TermHoney crop (honey stomach)
DefinitionThe part of a bee's digestive system that temporarily stores nectar.
TermBrood bread
DefinitionPollen kneaded with a little honey, packed into cells as food for developing larvae.
TermPheromone
DefinitionA chemical scent produced by the queen that holds the colony together and suppresses rival queens.
TermBrood
DefinitionThe eggs, larvae, and pupae of a bee colony, kept at the centre of the hive at a constant 35°C.
TermDrone
DefinitionA male bee, developed from an unfertilised egg, whose only role is mating with the queen.
TermBee manipulation
DefinitionChanging bee behaviour so a beekeeper can safely control them.
TermApiary
DefinitionA place where more than one bee colony is kept.
TermQueen excluder
DefinitionA mesh screen letting workers pass but blocking the larger queen and drones.
TermBellow smoker
DefinitionBurns cow dung to produce calming smoke for handling bees.
TermMatshwane (honey badger)
DefinitionA major predator of beehives, raiding at night to destroy combs and eat honey.
TermTanzanian top bar hive
DefinitionA common Botswana hive design with loose top bars that lift out combs individually.
TermBrood chamber
DefinitionThe lower section of a Langstroth hive, where the queen lays eggs.
TermHoney super
DefinitionThe upper section of a Langstroth hive, holding honey only — kept separate from the brood.
TermSwarm
DefinitionBees (queen, workers, drones) clustered together with no food, brood, or combs — migrating without a home.
TermReproductive swarm
DefinitionA docile swarm that splits naturally from an overcrowded colony, taking its own queen to find a new home.
TermForced swarm
DefinitionAn angry, aggressive swarm driven out of its nest by attack or disturbance.
TermPropolis (bee glue)
DefinitionA tree-bud resin bees use to waterproof the hive and fix combs.
TermRipe honeycomb
DefinitionA light-coloured, wax-sealed comb full of honey and no brood — ready to harvest.
TermRobber bees
DefinitionBees from other colonies that steal exposed, harvested honey if a hive is left open too long.
TermBee toxicology
DefinitionThe study of poisonous substances that are harmful to bees.
TermEuropean foulbrood
DefinitionA bacterial brood disease turning larvae from white to yellow to brown, with a sour smell.
TermAmerican foulbrood
DefinitionA bacterial brood disease turning larvae dark brown to black, with a glue-like smell.
TermNosema
DefinitionA protozoan bee disease causing a swollen hindgut, unhooked wings, and a shrunken honey crop.
TermApiculture
DefinitionBeekeeping — valued for honey and other products, and for pollinating crops as bees forage.
TermLangstroth hive
DefinitionA hive separating the brood chamber from the honey super with a queen excluder, for easy honey harvest.
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TermAquatic
DefinitionA plant or animal that grows and lives in water.
TermFingerling
DefinitionA young fish, not bigger than a person's finger.
TermPlankton
DefinitionSmall, floating or drifting plant/animal organisms in water — food for filter-feeding fish.
TermBony fish
DefinitionFish with a skeleton made of bone — e.g. tilapia, catfish, carp, tiger fish.
TermCartilaginous fish
DefinitionFish with a skeleton made of flexible cartilage — e.g. sharks, dogfish.
TermTiger fish
DefinitionA large, silvery, indigenous predator fish popular for sport fishing — the 'water dog'.
TermBarbel (catfish)
DefinitionA carnivorous fish with lungs instead of gills, able to survive briefly on land.
TermTilapia (bream)
DefinitionAn indigenous, disease-resistant, fast-growing herbivorous fish, popular as food.
TermFishpond
DefinitionA man-made structure built from earth, concrete, or plastic, used to breed and rear fish.
TermEutrophication
DefinitionPlants using up all the oxygen in pond water, leaving fish without oxygen.
TermSpillway
DefinitionThe passageway in a dam or pond over which surplus water escapes.
TermStocking rate
DefinitionThe number of fish placed in a pond, based on species, water fertility, and pond size.
TermFingerling
DefinitionA young fish used to stock a pond.
TermHypoxia / Anoxia
DefinitionLow or absent oxygen in pond water, often caused by overfeeding — a real disease risk for fish.
TermTapeworm (cestode)
DefinitionA long, flat internal parasite living in a fish's intestine, causing wounds and stunted growth.
TermGill fluke (trematode)
DefinitionA small flatworm clinging to fish gills, causing irritation and potentially fatal oxygen loss.
TermAnoxia
DefinitionSuffocation of fish from insufficient oxygen in the water, often caused by eutrophication.
TermInfectious disease (fish)
DefinitionA disease caused by a living organism (virus, bacteria, fungus, protozoa) that can spread fish to fish.
TermNon-infectious disease (fish)
DefinitionA disease caused by poor pond management or environmental factors — cannot spread between fish.
TermAvitaminosis
DefinitionA vitamin-deficiency disease in fish — the most common type of nutritional disease.
TermLordosis
DefinitionA vitamin C deficiency disease causing a crooked spinal cord in fish.
TermGill net
DefinitionA fishing net with floats and weights that traps fish by the gills as they try to pass through.
TermSeine net
DefinitionA fishing net with drawstrings that close around trapped fish — oval/cone-shaped or rectangular.
TermScaling (fish)
DefinitionRemoving scales from a fish's skin with a knife or scraper.
TermGutting
DefinitionRemoving a fish's internal organs, and sometimes the head, before processing.
TermDe-boning (filleting)
DefinitionRemoving bones from fish, leaving only the flesh — easier on larger fish.
TermDry salting
DefinitionPreserving fish by packing it in alternating layers with salt.
TermBrine salting
DefinitionPreserving fish by soaking it in salt-saturated water for 1–2 days, then sun-drying or smoking.
TermBait
DefinitionSomething used to attract and hook fish, such as worms or maize porridge.
TermDissolved oxygen
DefinitionOxygen dissolved in pond water that fish need to breathe — lowest just before dawn.
TermTurbidity
DefinitionThe clarity/muddiness of pond water — very murky or very clear water can both signal a problem.
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TermFeed conversion ratio (FCR)
DefinitionHow much feed a pig eats relative to weight gained — a high FCR means faster market weight on less feed.
TermDunging area
DefinitionA dedicated area for pigs to pass dung — pigs are naturally clean and won't dung where they sleep or eat.
TermFarrowing pen
DefinitionWhere a pregnant sow is kept until she gives birth — warm, dry, and clean.
TermCreep feed area
DefinitionWhere piglets rest and feed, with holes too small for the sow — keeps them safe and undisturbed.
TermFarrowing rail (guard rail)
DefinitionA metal bar fixed above the floor around a farrowing pen, letting piglets slip underneath to avoid being crushed.
TermFarrowing crate
DefinitionA movable wooden alternative to the farrowing rail, serving the same protective purpose.
TermWeaner
DefinitionA young pig recently weaned off its mother's milk.
TermFinisher (pig)
DefinitionA pig ranging from 23kg up to slaughter weight.
TermPiglet anaemia
DefinitionAn iron deficiency common in intensively-raised piglets, who can't get iron from soil or pasture.
TermCreep feed
DefinitionHigh-protein pellet feed given to piglets from 10 days old, letting them wean earlier.
TermFlushing
DefinitionGiving gilts/sows in poor condition extra high-quality feed before mating, to boost ovulation.
TermHeat (oestrous)
DefinitionThe 40–70 hour period when a sow is willing to accept a boar for mating.
TermSteaming up
DefinitionGiving a pregnant sow extra feed in the final month of pregnancy for foetal growth and milk reserves.
TermFarrowing
DefinitionGiving birth to piglets.
TermGestation (sow)
DefinitionAbout 114 days — remembered as 3 months, 3 weeks, 3 days.
TermStunning
DefinitionMaking a pig unconscious before slaughter, so it doesn't feel pain.
TermSticking (bleeding)
DefinitionDraining blood from a slaughtered carcass, helping it keep longer.
TermPorker
DefinitionA pig slaughtered at 25–55kg, producing pork.
TermBaconer
DefinitionA pig slaughtered at 55–80kg, producing bacon.
TermFoetal membrane
DefinitionThe membrane covering a newborn piglet, removed from its face to prevent suffocation.
TermNavel ill (joint ill)
DefinitionAn infection from an undisinfected umbilical cord, causing joint stiffness or death.
TermFoster sow
DefinitionA sow that adopts orphaned or extra piglets, having farrowed within 48 hours of their birth.
TermThumps
DefinitionBreathing difficulty in 2–3 week old piglets, linked to iron deficiency.
TermEar-notching
DefinitionClipping small pieces from a piglet's ear as a permanent identification method.
TermDocking
DefinitionCutting off most of a piglet's tail within a week of birth, to prevent tail-biting injuries.
TermRunt
DefinitionThe smallest, slowest-growing piglet in a litter.
TermScouring
DefinitionDiarrhoea in young piglets, often from limited ability to digest high-fat early milk.
TermCreep feed
DefinitionA specially formulated, high-protein feed given to piglets from 10 days old, in an area the sow can't access.
TermBladder worm (pig tapeworm)
DefinitionA cyst stage of the tapeworm that lodges in pig muscle — humans are the primary host, pigs the intermediate.
TermPathogenic disease
DefinitionA disease caused by pathogens — viruses or bacteria.
TermNutritional disease
DefinitionA disease caused by a shortage of nutrients — energy, protein, vitamins, or minerals.
TermSwine fever (hog cholera)
DefinitionBotswana's most serious pig disease — viral, incurable, no vaccine, often carried by warthogs.
TermColibacillosis
DefinitionA bacterial scouring disease mainly affecting piglets under one week old — almost always fatal.
TermWhy pigs are quick to profit from
DefinitionLarge litters, short generation interval, and low land need let a pig herd grow faster than cattle or goats.
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TermBuck
DefinitionA mature male rabbit.
TermDoe
DefinitionA mature female rabbit.
TermHutch
DefinitionA cage or house for keeping rabbits.
TermKindling
DefinitionA rabbit giving birth to a litter.
TermLitter (rabbits)
DefinitionA group of young rabbits born together to the same doe.
TermGestation period (rabbit)
Definition31 days — one of the shortest of any common livestock.
TermAngora
DefinitionThe only rabbit breed kept specifically for wool.
TermHare
DefinitionA wild animal easily confused with a rabbit — rabbits are the domesticated ones people keep.
TermRabbitry
DefinitionA place where rabbits are kept.
TermNight faeces (caecal pellets)
DefinitionSoft, nutritious droppings a rabbit produces at night and re-eats — unlike its hard day droppings.
TermSexing
DefinitionIdentifying whether a rabbit is male or female, best done at 3–9 weeks old.
TermFryer meat
DefinitionMeat from rabbits under 12 weeks old — tender, fine-grained, bright pink.
TermRoaster meat
DefinitionMeat from rabbits over 8 months old — coarser, less tender, slightly darker.
TermCoccidiosis (rabbit)
DefinitionA protozoan disease damaging the liver — weight loss, swollen stomach, bloody diarrhoea.
TermBloat (rabbit)
DefinitionA swollen, gas-filled stomach caused by eating too much fresh green leaf.
TermSnuffles (pasteurellosis)
DefinitionA stress-triggered bacterial disease causing coughing, sneezing, and nasal discharge.
TermHeat stress (rabbits)
DefinitionOverheating in rabbits, who barely sweat and rely on their ears to lose heat — lowers fertility and can be fatal.
TermNest box
DefinitionA small enclosed box lined with bedding and the doe's own fur, prepared before kindling for the newborn kits.
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Introduction to Agriculture

1
1 mark
A subject where you learn about the growing of crops and raising of animals is called:
  • A.Science
  • B.Setswana
  • C.English
  • D.Agriculture
2
1 mark
An example of the social importance of agriculture is:
  • A.Paying lobola
  • B.Employment
  • C.Foreign exchange
  • D.Food
3
1 mark
The disease that affects agricultural productivity most directly, as discussed in this unit, is:
  • A.Tuberculosis
  • B.HIV/AIDS
  • C.Measles
  • D.Headache
4
1 mark
Overgrazing means:
  • A.Cattle eating all the grass in an area
  • B.Too many cattle grazing on an area of land
  • C.Few cattle grazing
  • D.Cattle grazing in general
5
1 mark
A situation where trees are cut down and the land remains bare is called:
  • A.Overgrazing
  • B.Overstocking
  • C.Deforestation
  • D.Afforestation
6
1 mark
A branch of agriculture where you study plants is called:
  • A.Zoology
  • B.Botany
  • C.Entomology
  • D.Soil Science
7
1 mark
The growing of crops and raising of animals on the same farm is called:
  • A.Arable farming
  • B.Pastoral farming
  • C.Mixed farming
  • D.Commercial farming
8
1 mark
Which of the following is NOT a tool?
  • A.Spade
  • B.Disc plough
  • C.Rake
  • D.Watering can
9
1 mark
Which of the following is an implement?
  • A.Tractor (this is a machine)
  • B.Hoe
  • C.Plough
  • D.Axe
10
1 mark
A system of farming where what is grown is mainly for selling is called:
  • A.Mixed farming
  • B.Subsistence farming
  • C.Commercial farming
  • D.Arable farming
11
1 marks
What is meant by agriculture?
Model answer Agriculture is the science and practice of growing crops and rearing livestock.
12
4 marks
  1. State any two differences between the economic and social importance of agriculture.
  2. Explain any two ways in which agriculture is economically important.
Model answer
  1. Social importance relates to community life and traditions (e.g. cattle used to pay lobola, food prepared for weddings and funerals), while economic importance relates to how people make and manage money through agriculture (e.g. income from selling produce).
  2. It is a source of income, since people sell crops and livestock for money; and it is a source of employment, since many people work directly in farming or in related industries.
13
3 marks
Explain any three ways that HIV and AIDS affect agriculture.
Model answer Children whose parents have died from HIV/AIDS lack the survival skills normally taught through agricultural knowledge; some children drop out of school to care for sick relatives, missing agriculture lessons; and since a large share of Botswana's population farms, illness directly reduces how much food gets produced.
14
3 marks
Which three agricultural activities can destroy the environment?
Model answer Ploughing (soil compaction, loose soil blown by wind, tractor emissions), clearing trees for fields (deforestation), and overstocking (leading to overgrazing and soil erosion). Cultivating wet soil is also acceptable.
15
6 marks
Match the following branches of agriculture with what they deal with:
  1. Animal Husbandry
  2. Agronomy
  3. Horticulture
  4. Floriculture
  5. Soil Science
  6. Forestry
Model answer
  1. Caring for animals so they give us more milk, meat, wool, and eggs.
  2. Caring for crop plants so they give us more and higher-quality grains, seeds, and fibres.
  3. Caring for crop plants which give us vegetables, fruits, and flowers.
  4. Caring for plants which give us flowers.
  5. Knowledge of the soil and how it can support crops for a long time.
  6. Caring for forests and marketing forest products like timber and firewood.
16
4 marks
What is the relationship between agriculture and each of the following sciences?
  1. Botany
  2. Zoology
  3. Mathematics
  4. Genetics
Model answer
  1. Botany (the study of plants) underpins how we understand and care for crops.
  2. Zoology (the study of animals) underpins how we understand and care for livestock.
  3. Mathematics is used for calculations like fertiliser rates, spacing, and farm budgets.
  4. Genetics underpins breeding better crop varieties and livestock breeds.
17
3 marks
  1. What is a career?
  2. Give any two examples of agricultural careers.
Model answer
  1. A career is a profession, usually gained through training, which a person uses to earn a living.
  2. Agricultural teacher and veterinary assistant (agricultural demonstrator, extension officer, agronomist, or ranch manager also acceptable).
18
3 marks
What is meant by:
  1. Food security
  2. Food production
  3. Self-sufficiency
Model answer
  1. A government policy ensuring food is always available on the market, from any source, so the population never faces hunger.
  2. Raising crops and rearing livestock specifically to increase local output of food.
  3. When a population can produce enough food locally to meet its own demand, without needing to import.
19
4 marks
What is the difference between:
  1. Arable and pastoral farming
  2. Commercial and subsistence farming
Model answer
  1. Arable farming grows crops only; pastoral farming keeps livestock only.
  2. Commercial farming is run as a business for profit, at a large scale with significant capital investment; subsistence farming produces mainly to feed the farmer's own family, at a small scale with simple tools.
20
3 marks
Give any three problems experienced by commercial farmers in Botswana, and their solutions.
Model answer Expensive land (solution: government loan schemes like CEDA or NDB to help with financing); lack of skilled labour (solution: training programmes at institutions like BCA); and high utility costs for water and electricity (solution: government subsidies or support schemes for commercial producers).
21
2 marks
What is the difference between a tool and an implement?
Model answer A tool is hand-operated and used for small jobs (e.g. a hoe); an implement is larger, heavier, and needs draught power or a machine to move it (e.g. a plough).
22
5 marks
Give one function of each of the following tools: Axe, Digging fork, Spade, Rake, Watering can.
Model answer Axe — cutting trees and firewood. Digging fork — loosening and turning soil. Spade — digging and mixing soil. Rake — levelling soil and removing weeds. Watering can — watering crops.
23
3 marks
Give any three things you should do to take care of tools and implements.
Model answer Clean them after use; oil, paint, or grease them to prevent rust; and use the right tool for the right job (tightening loose parts and storing away from rain/sun are also acceptable).
24
6 marks
  1. List any two examples of machines.
  2. Give any two advantages and two disadvantages of farm mechanisation.
Model answer
  1. Tractor and combine harvester.
  2. Advantages: machines cultivate large areas faster than by hand, and don't get tired the way people do.
    Disadvantages: machines are expensive to buy, and require a skilled, licensed operator.
25
1 mark
Farming that uses hand tools, animal draught power, and indigenous seed with little outside input is called:
  • A.Modern agriculture
  • B.Traditional agriculture
  • C.Commercial agriculture
  • D.Climate-smart agriculture
26
1 mark
Processing milk into yoghurt before selling it, to earn more money than selling it raw, is an example of:
  • A.Food security
  • B.Market research
  • C.Value addition
  • D.Subsistence farming
27
1 mark
Drought-tolerant seed varieties and rainwater harvesting are examples of:
  • A.Continuous cropping
  • B.Climate-smart agriculture
  • C.Mixed farming
  • D.ISPAAD

Topic 2

Crop ProductionCrop Production

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Topic 3

Livestock ProductionLivestock Production

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Topic 4

Soil ScienceSoil Science

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Topic 5

Farm ToolsFarm Tools

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Farm RecordsFarm Records

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Vegetable ProductionVegetable Production

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Fruit ProductionFruit Production

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ForestryForestry

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Agribusiness ManagementAgribusiness Management

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Poultry ProductionPoultry Production

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Beef Cattle ProductionBeef Cattle Production

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Dairy ProductionDairy Production

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Goat & Sheep ProductionGoat & Sheep Production

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BeekeepingBeekeeping

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Fish FarmingFish Farming

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Pig ProductionPig Production

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Rabbit ProductionRabbit Production

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Mock Exams & Past Papers

Full Papers

Two full-length mock papers in the JCE Agriculture exam style, drawing on every topic above. Work through them under timed conditions, then reveal each answer to mark yourself.

Paper 1 — Multiple Choice

Time allowed: 45 minutes  •  Total marks: 30

Instructions

  • Answer all 30 questions.
  • Each question carries 1 mark. Choose the single best answer.
1
1 mark
A country that can produce all the food it needs locally, without importing, is described as:
  • A.Food secure
  • B.Food self-sufficient
  • C.Subsistence farming
  • D.Commercial farming
2
1 mark
Growing two or more crops together on the same land at the same time is called:
  • A.Monoculture
  • B.Crop rotation
  • C.Mixed cropping
  • D.Continuous cropping
3
1 mark
Which nutrient deficiency causes reddish-purple leaves and poor root development in plants?
  • A.Nitrogen
  • B.Phosphorus
  • C.Potassium
  • D.Calcium
4
1 mark
Deep, wide erosion channels too large to plough over are called:
  • A.Rills
  • B.Sheets
  • C.Dongas
  • D.Terraces
5
1 mark
An implement that needs draught power (animal or machine) to pull it, but has no engine of its own, is a:
  • A.Tool
  • B.Implement
  • C.Machine
  • D.Appliance
6
1 mark
A record showing quantities of inputs and outputs, but no money values, is called a:
  • A.Financial record
  • B.Production record
  • C.Inventory
  • D.Farm diary
7
1 mark
Which vegetable is always direct-planted because transplanting damages its taproot?
  • A.Cabbage
  • B.Tomato
  • C.Carrot
  • D.Cauliflower
8
1 mark
Tying a plant's own outer leaves over its developing head to shield it from the sun is called:
  • A.Mulching
  • B.Earthing-up
  • C.Blanching
  • D.Thinning
9
1 mark
Growing new fruit trees from a piece of stem, root, or leaf of a single parent plant is called:
  • A.Sexual propagation
  • B.Asexual propagation
  • C.Pollination
  • D.Germination
10
1 mark
Which of the following is an indigenous Botswana fruit tree?
  • A.Orange
  • B.Apple
  • C.Marula
  • D.Mango
11
1 mark
Planting trees on land that used to be forested but was cleared is called:
  • A.Afforestation
  • B.Reforestation
  • C.Deforestation
  • D.Agroforestry
12
1 mark
A business owned by one person, who keeps all the profit but has unlimited liability, is a:
  • A.Partnership
  • B.Limited company
  • C.Cooperative
  • D.Sole proprietorship
13
1 mark
In the marketing mix, ensuring a product is available where and when customers want to buy it refers to:
  • A.Product
  • B.Price
  • C.Promotion
  • D.Place
14
1 mark
A chicken kept mainly for egg production is called a:
  • A.Broiler
  • B.Layer
  • C.Roaster
  • D.Table bird
15
1 mark
The disease that can kill up to 95% of an unvaccinated chicken flock is:
  • A.Coccidiosis
  • B.Newcastle disease
  • C.Fowl pox
  • D.Gumboro
16
1 mark
Which beef cattle breed is officially recommended by the Ministry of Agriculture to be kept as a pure breed?
  • A.Africander
  • B.Charolais
  • C.Tuli
  • D.Brahman
17
1 mark
A confined system feeding cattle a high-energy ration to finish them quickly before slaughter is called a:
  • A.Ranch
  • B.Feedlot
  • C.Kraal
  • D.Paddock
18
1 mark
The reason a dairy cow's udder is not milked for 6–8 weeks before her next calving is to:
  • A.Prevent mastitis
  • B.Let the udder rest and rebuild before the next lactation
  • C.Increase butterfat content
  • D.Trigger oestrus
19
1 mark
Goats mainly feed by:
  • A.Grazing short grass at ground level
  • B.Browsing leaves and shrubs
  • C.Filter feeding
  • D.Scavenging only
20
1 mark
Gestation in goats and sheep lasts about:
  • A.283 days
  • B.150 days
  • C.114 days
  • D.21 days
21
1 mark
In a bee colony, the caste responsible for mating with the queen and nothing else is the:
  • A.Worker
  • B.Queen
  • C.Drone
  • D.Larva
22
1 mark
A hive that separates the brood chamber from the honey super using a queen excluder is the:
  • A.Tanzanian top bar hive
  • B.Langstroth hive
  • C.Noah's hive
  • D.Cow dung hive
23
1 mark
Dissolved oxygen in a fishpond is usually at its lowest:
  • A.At midday
  • B.Straight after feeding
  • C.Just before dawn
  • D.Straight after rain
24
1 mark
Which fish found in Botswana is a herbivore, feeding on plant material and plankton?
  • A.Tiger fish
  • B.Barbel
  • C.Tilapia
  • D.Common carp
25
1 mark
Botswana's most serious pig disease, which is viral, incurable, and often carried by warthogs, is:
  • A.Colibacillosis
  • B.Swine fever
  • C.Swine influenza
  • D.Anthrax
26
1 mark
In pig tapeworm's life cycle, unlike beef or rabbit tapeworm, which host is the intermediate host?
  • A.The human
  • B.The pig
  • C.The dog
  • D.The snail
27
1 mark
Rabbits mainly lose excess body heat through their:
  • A.Sweat glands
  • B.Paws
  • C.Ears
  • D.Tail
28
1 mark
A 50kg bag of fertiliser labelled 2:3:2(22) has a total nutrient content of:
  • A.50kg
  • B.22kg
  • C.11kg
  • D.7kg
29
1 mark
The four factors of production are land, labour, capital, and:
  • A.Marketing
  • B.Interest
  • C.Entrepreneurship
  • D.Rent
30
1 mark
A distribution path where the farmer sells straight to the consumer, with no middlemen, is a:
  • A.Long indirect channel
  • B.Short indirect channel
  • C.Direct channel
  • D.Wholesale channel

Paper 2 — Structured Questions

Time allowed: 2 hours 15 minutes  •  Total marks: 100

Instructions

  • Answer all questions in Section A and all questions in Section B.
  • Section A carries 30 marks; Section B carries 70 marks.
  • Write in full sentences where an explanation is asked for.

Section A — Short Structured Questions (30 marks)

1
3 marks
Differentiate between food security and food self-sufficiency, using Botswana's maize situation as an example.
Model answer Food security means food is always available on the market, whether local or imported. Food self-sufficiency means all food demand is met by local production alone. Botswana is food secure for maize (always available in shops) but not food self-sufficient (much is imported from South Africa).
2
3 marks
State three golden rules of crop rotation.
Model answer Never plant the same crop family twice in a row on the same plot; always include at least one legume, to replenish soil nitrogen; and follow a legume with a leafy, nitrogen-hungry crop (alternating root depth is also acceptable).
3
3 marks
Name the three main types of water erosion, in order from least to most severe.
Model answer Sheet erosion (a thin, even layer removed), then rill erosion (small, shallow channels), then gully erosion (deep channels/dongas too large to plough over).
4
3 marks
Give three advantages of animal draught power over a tractor.
Model answer Needs much less capital to acquire; needs no fuel; and can work on rocky or waterlogged ground where a tractor might get stuck.
5
3 marks
Distinguish between a production record and a financial record, giving one example of each.
Model answer A production record shows quantities of inputs and outputs with no money values, e.g. "20 bags of maize harvested." A financial record tracks money, e.g. "20 bags of maize sold for P4,000."
6
3 marks
State three reasons why cabbage keeps better in storage than most other vegetables.
Model answer Its tightly wrapped leaf head protects the inner leaves; hardier varieties tolerate more heat than many vegetables; and it can be kept for weeks in cool, dry storage without spoiling quickly.
7
3 marks
Explain why a farmer growing apples needs to plant at least two different varieties in the orchard.
Model answer Apples are cross-pollinating, meaning they need pollen from a different, compatible variety to set fruit — a single variety planted alone will flower but produce little or no fruit.
8
3 marks
Give three effects of deforestation.
Model answer Soil erosion, since roots no longer bind the soil; reduced rainfall infiltration and lower water tables; and loss of wildlife habitat and biodiversity (contribution to climate change and desertification are also acceptable).
9
3 marks
Explain what a SWOT analysis is used for, and name its four components.
Model answer It is a planning tool used to judge whether a business idea is realistic before committing money to it. Its four components are Strengths, Weaknesses, Opportunities, and Threats.
10
3 marks
A 30-hectare field needs Superphosphate applied at 200kg/ha. Calculate the total amount of fertiliser needed for the whole field.
Model answer 200kg : 1ha = x : 30ha. x = 200 × 30 = 6,000kg.

Section B — Structured/Essay Questions (70 marks)

11
17 marks
  1. Define soil erosion, and state two reasons it is a serious problem in Botswana. (4 marks)
  2. Describe four methods farmers can use to conserve soil and prevent erosion. (8 marks)
  3. Explain why prevention of erosion is generally cheaper than reclaiming a gully once it has formed. (2 marks)
  4. Name one crop and one soil condition that together would put a field at high risk of erosion. (3 marks)
Model answer
  1. Soil erosion is the wearing away and removal of topsoil, mainly by water and wind, faster than new soil can form. It is serious in Botswana because of low, unreliable rainfall (leading to sparse vegetation cover) and often strong winds.
  2. Contour ploughing (ploughing across a slope's contours, slowing run-off); terracing (cutting a steep slope into flat, step-like platforms); cover crops/mulching (protecting soil from raindrop impact and wind); and correct stocking rates with rotational grazing (preventing vegetation being stripped bare).
  3. Prevention only requires ongoing good management practices, while reclaiming an already-formed gully needs deliberate structures (like check-dams) and replanting, at much greater cost and effort.
  4. A bare/ploughed field on a steep slope after harvest, with no cover crop, is at high risk of both water and wind erosion.
12
17 marks
  1. State four factors a farmer should consider before starting a poultry enterprise. (8 marks)
  2. Describe the "all in, all out" rule and explain why it matters for disease control. (3 marks)
  3. Ms Kelebogile bought 300 day-old chicks at P3.00 each, 10 bags of starter mash at P90.00 each, and 15 bags of finisher mash at P85.00 each. She sold 290 chickens (10 died) at P40.00 each, plus manure for P250.00. Calculate her total expenditure, total income, and profit or loss. (6 marks)
Model answer
  1. Available markets for the products; capital for housing, feed, and chicks; adequate land, with correct spacing between houses to prevent disease spread; and access to clean water (skilled/reliable labour and disease history of the area are also acceptable).
  2. A new batch of chickens always arrives on fresh litter, with the previous batch's old litter fully removed, never mixed — this stops disease organisms from an earlier batch being passed on to the new one.
  3. Expenditure: (300 × P3.00) + (10 × P90.00) + (15 × P85.00) = P900 + P900 + P1,275 = P3,075.00.
    Income: (290 × P40.00) + P250.00 = P11,600 + P250 = P11,850.00.
    Profit = P11,850.00 − P3,075.00 = P8,775.00 profit.
13
18 marks
  1. Distinguish between cross-breeding, in-breeding, and upgrading in cattle. (6 marks)
  2. Explain why Tuli and Bonsmara are recommended as pure breeds in Botswana, while Brahman and Charolais are only recommended for crossing with Tswana cattle. (4 marks)
  3. Describe the signs of oestrus (heat) in a cow. (4 marks)
  4. A cow is served on 15 February. Using an average gestation length of 283 days, estimate her expected calving date. (4 marks)
Model answer
  1. Cross-breeding mates two different breeds once, for hybrid vigour in that generation. In-breeding mates closely related animals of the same breed, concentrating traits (good or bad). Upgrading repeatedly crosses a superior pure-bred bull with an inferior breed's females over many generations, gradually replacing the inferior breed's characteristics.
  2. Tuli and Bonsmara perform well as pure breeds without needing to cross with Tswana, while Brahman and Charolais only outperform Tswana cattle when their traits are combined with Tswana's hardiness through crossing.
  3. A swollen, reddened vulva; clear, slimy mucus discharge; standing heat (standing still when mounted); mounting other cows; and restlessness with increased bellowing (any four).
  4. 283 days ÷ 30 ≈ 9.4 months. 15 February + 9 months = 15 November. Add the remaining ~13 days: 28 November (approximately).
14
18 marks
  1. Describe four functions of marketing beyond the sale itself. (8 marks)
  2. Explain the three kinds of utility marketing creates for a consumer, giving an example of each. (6 marks)
  3. Name two channels of distribution and describe one advantage of each. (4 marks)
Model answer
  1. Buying and selling (boards like BAMB or BMC buy produce, then resell); transport (moving goods from farm to market); storage (keeping produce until it's needed); and processing/grading (turning raw produce into a buyable form, and sorting by size/quality).
  2. Place utility — getting the product to where it's wanted, e.g. transporting maize from Pandamatenga to Gaborone. Form utility — processing raw produce into a usable form, e.g. milk into cheese. Possession utility — transferring legal ownership to the consumer, e.g. a customer paying for and receiving the product at a shop.
  3. Direct channel (farmer to consumer) — the farmer keeps the full selling price. Indirect channel (through a wholesaler/retailer) — reaches far more customers and moves larger volumes.