FARM POWER & MACHINERY.

Electrical system of a tractor.
Tractor ignition system.

By the end of the lesson, the learner should be able to:
Name the components in the electrical system of a tractor.
Highlight methods of maintaining a tractor battery.

Refer to diagram for electrical system of a tractor;
Brief discussion.

Chart-  electrical system.
Chart - ignition system.

KLB BK IV
Pg 65-67

Longhorn Bk IV
Pg 61

FARM POWER & MACHINERY.

Tractor cooling system.
Lubrication system of an engine.

By the end of the lesson, the learner should be able to:
Briefly describe air-cooled and water-cooled systems.
Discuss proper maintenance of cooling system.

Brief discussion.

Chart- water cooling system.
diagram of a lubrication system

KLB BK IV
Pg 69-71

Longhorn Bk IV
Pg 63-64

FARM POWER & MACHINERY.

Power transmission system of an engine.

By the end of the lesson, the learner should be able to:
Explain the function of power transmission system.
State the function of the clutch, gearbox and the differential.

Teacher exposes the parts of power transmission system.
Refer to diagrams to identify parts of a power transmission system;
Brief discussion.

Chart- power transmission
system.

KLB BK IV
Pg 72-76

Longhorn Bk IV
Pg 64-65

FARM POWER & MACHINERY.

Tractor servicing.
Tractor drawn implements.

By the end of the lesson, the learner should be able to:
Describe tractor servicing and maintenance practices.

Brief discussion.

Charts-
Tractor drawn implements.

KLB BK IV
Pg 776-77
Longhorn Bk IV
Pg 65-6

FARM POWER & MACHINERY.

Disc plough.
Mould board plough.

By the end of the lesson, the learner should be able to:
Label parts of a disc plough
List down maintenance practices for a disc plough.

Q/A: review primary and secondary cultivation.

Drawing labeled diagrams.

Q/A & discussion.

Chart- Disc plough
Chart- Mould board plough

KLB BK IV
Pg 79-80

Longhorn Bk IV
Pg 68-9

FARM POWER & MACHINERY.

Harrows.

By the end of the lesson, the learner should be able to:
Identify types of harrows and their uses.
List down maintenance practices for harrows.

Drawing diagrams, Q/A & discussion.

harrows 

KLB BK IV
Pg 82-84
Longhorn Bk IV
Pg 72-77

FARM POWER & MACHINERY.

Other farm implements.
Animal drawn implements.

By the end of the lesson, the learner should be able to:
Explain the functional features of subsoilers, ridgers, rotary tillers & mowers.
List down maintenance practices for the
implements.

Exposition & brief discussion.
Excursion & exhibitions.

illustrative video
Chart:
An ox-plough.

KLB BK IV
Pg 85-91

Longhorn Bk IV
Pg 78-82

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Household firm relationship.
Gross domestic product (GDP) and Gross National product (GNP). Per Capita Income.

By the end of the lesson, the learner should be able to:
Define a household and a firm as business terms.
Describe a household and a firm as producers and consumers and their role in a country's economic growth.

Q/A: review definition of economics, production economics.
Exposition & explanations.
Q/A & discussion.

resource person
calculator

KLB BK IV
Pg 96-97

Longhorn Bk 4
Pg 20-21

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Contribution of Agriculture to national development.

By the end of the lesson, the learner should be able to:
Explain contribution of Agriculture to development.

Brain storming;
Discussion.

KLB BK IV
Pg 98-9
Longhorn Bk 4
Pg 90-91

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Land as a factor of production.
Labor as a factor of production.

By the end of the lesson, the learner should be able to:
Describe the economic value of production of crops and livestock and space for construction of farm buildings, agro-industries & infrastructure.
List down methods of land acquisition.

Exposition of new concepts;
Probing questions to elicit responses;
Brief discussion.

student book
chart

KLB BK IV
Pg 99-100

Longhorn Bk 4
Pg 92-3

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Capital.

By the end of the lesson, the learner should be able to:
Define the term capital.
Identify types of capital.
List sources of capital.

Oral questions, exposition & discussion.

KLB BK IV
Pg 102-3
Longhorn Bk 4
Pg 94-95

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Management as a production factor.
Production function.

By the end of the lesson, the learner should be able to:
State functions of a manager in a farm.
Identify good qualities of a manager.

Q/A & discussion.

KLB BK IV
Pg 103-4

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Production function curves.
Increasing returns production functions.

By the end of the lesson, the learner should be able to:
Illustrate and interpret input-output relationship graphically.

Worked examples: supervised practice.

Graph papers.

KLB BK IV
Pg 106-7
Longhorn Bk 4
Pg 98

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Constant returns production functions.

By the end of the lesson, the learner should be able to:
Constant returns production functions.
Give empirical examples where Increasing returns production functions are experienced.

Tabulate inputs and outputs.
Graphical representation of constant returns production functions.

charts

KLB BK IV
Pg 108-9

Longhorn Bk 4
Pg 99

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Decreasing returns production functions.
Law of diminishing returns.

By the end of the lesson, the learner should be able to:
Decreasing returns production functions.
Give empirical examples where decreasing returns production functions are experienced.

Tabulate inputs and outputs.
Graphical representation of decreasing returns production functions.

graphs

KLB BK IV
Pg 109-10

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Zones of a PF curve.
The principles of substitution. Input-input relationship.

By the end of the lesson, the learner should be able to:
Divide a production function into three zones.
Identify rational zones of production.

Q/A: review AP, MP.
Guided discovery of the three zones.

Chart - Curve showing 3 zones of PF.

KLB BK IV
Pg 113-5
Longhorn Bk 4
Pg 101-2

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Product-product relationship. Supplementary and complementary products.

By the end of the lesson, the learner should be able to:
Give examples of product-product relationship.

Give illustrative examples depicting supplementary and complementary products.

Oral questions: joint products, competitive products.

Discussion.

charts

KLB BK IV
Pg 116-7

Longhorn Bk 4
Pg 103

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

The principle of equi-marginal returns. The concept of cost.
Types of revenue.

By the end of the lesson, the learner should be able to:
State the principle of equi-marginal returns.

Determine the cost of production.
Identify the role of cost in production.
List types of costs.

Discussion.


Exposition;
Worked examples.

KLB BK IV
Pg 117-9

Longhorn Bk 4
Pg 104-5,6

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Farm planning.
Making a farm plan.

By the end of the lesson, the learner should be able to:
State factors to consider when drawing a farm plan.

Exposition, Q/A & discussion.

charts

KLB BK IV
Pg 121-2
Longhorn Bk 4
Pg 108

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Farm budgeting.

By the end of the lesson, the learner should be able to:
Define a farm budget.
Analyse importance of farm budgeting.

Exposition & discussion.

chart

KLB BK IV
Pg 123
Longhorn Bk 4
Pg 110

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Types of farm budgets.
Farmer?s support services Extension, training & banking.

By the end of the lesson, the learner should be able to:
Describe types of farm budgets.
Give examples of contexts where certain types of budgets are used.
Draw a partial budget.
Draw a complete budget.

Exposition & discussion,
Worked examples;
Supervised practice;
Written exercises.

chart

KLB BK IV
Pg 124-7

Longhorn Bk 4
Pg 110-1

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Credit. Sources of credit.
Artificial insemination & Agricultural research.

By the end of the lesson, the learner should be able to:
Define the term credit.
Identify types of credit.
Differentiate between hard & soft credit.
List down sources of credit.
Identify problems associated with credits.

Detailed discussion
& exposition of new concepts.

student book

KLB BK IV
Pg 128-130



Longhorn Bk 4
Pg 113-5

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Marketing. Farm input suppliers Tractor hire service

By the end of the lesson, the learner should be able to:
Cite examples of organizations that help farmers in marketing their produce.
Cite organizations where farmers can obtain farm inputs.
State merits & demerits of tractor hire service.
Cite points of tractor hire service.

Writing initials in full e.g. KPCU.

Brief discussion

resource person

KLB BK IV
Pg 132-4


Longhorn Bk 4
Pg 112-3

AGRIC. ECONOMICS III (PRODUCTION ECONOMICS)

Risks and uncertainties in farming.
Adjusting to uncertainties and risks.

By the end of the lesson, the learner should be able to:
Define the terms risk and uncertainty.
List types of risk and uncertainties.

Brain storming;
Detailed discussion.

KLB BK IV
Pg 134-5

Longhorn Bk 4
Pg 116-7

AGRICULTURE ECONOMIC IV (FARM ACCOUNTS)

Financial documents.
Books of accounts.

By the end of the lesson, the learner should be able to:



Outline details contained in an invoice, receipt, delivery note and a purchase order.

Oral questions & brief discussion.

Invoice, receipt, delivery note and a purchase order.

KLB BK IV
Pg 139-145

Longhorn Bk 4
121

AGRICULTURE ECONOMIC IV (FARM ACCOUNTS)

Cash book.

By the end of the lesson, the learner should be able to:
Describe features of the cash book.
Balance cash book.

Oral questions & brief discussion.
Illustrative examples.

Cash book.

KLB BK IV
Pg 150
Longhorn Bk 4
Pg 125

AGRICULTURE ECONOMIC IV (FARM ACCOUNTS)

Journal & Subsidiary books of the Journal.

By the end of the lesson, the learner should be able to:
Describe features of the journal & subsidiary books of the journal.

Oral questions & brief discussion.
Illustrative tables.

KLB BK IV
Pg 151-3

AGRICULTURE ECONOMIC IV (FARM ACCOUNTS)

Financial statements. Balance sheet.
Solvency of a business.

By the end of the lesson, the learner should be able to:
Describe features of balance sheets.
Prepare a balance sheet.

Make entries in a balance sheet.
Prepare a balance sheet.
Supervised practice.

Balance sheet.

KLB BK IV
Pg 154-7
Longhorn Bk 4
Pg 129-130

AGRICULTURE ECONOMIC IV (FARM ACCOUNTS)

Profit and loss account.

By the end of the lesson, the learner should be able to:
Define a profit and loss account.
Draw a profit and loss A/C.
Compute net profit.

Teacher gives format of profit and loss A/C.
Worked examples.
Supervised practice.

chart 

KLB BK IV
Pg 157-9
Longhorn Bk 4
Pg 132-3

AGRICULTURAL MARKETING & ORGANIZATIONS

Market and marketing.
Types of markets. Monopoly. Oligopoly & Monopsony.

By the end of the lesson, the learner should be able to:




Define the term market as an institution.
Distinguish between a perfect and imperfect market.

Q/A: definition.
Teacher?s explanations.

student book

KLB BK IV
Pg 164

Longhorn Bk 4
Pg 137

AGRICULTURAL MARKETING & ORGANIZATIONS

Price theory and demand.

By the end of the lesson, the learner should be able to:
Define the terms price & demand.
Sketch the demand curve.
Explain the term demand schedule.

Exposition;
Curve sketching & explanations.

student book

KLB BK IV
Pg 166-8
Longhorn Bk 4
Pg 139-140

AGRICULTURAL MARKETING & ORGANIZATIONS

Factors affecting demand for a commodity.
Elasticity of demand.

By the end of the lesson, the learner should be able to:
Outline factors affecting demand for a commodity.

Q/A, discussion & explanations.

chart

KLB BK IV
Pg 168-9
Longhorn Bk 4
Pg 140-2

AGRICULTURAL MARKETING & ORGANIZATIONS

Factors affecting elasticity of demand.
Supply & Supply-price relationship.

By the end of the lesson, the learner should be able to:
State factors affecting elasticity of demand.

Exposition;
Explanations.

chart

KLB BK IV
Pg 173-4

AGRICULTURAL MARKETING & ORGANIZATIONS

Factors affecting supply of a commodity.

By the end of the lesson, the learner should be able to:
State & explain factors affecting supply of a commodity.

Q/A & detailed discussion.

KLB BK IV
Pg 175-7
Longhorn Bk 4
Pg 145-6

AGRICULTURAL MARKETING & ORGANIZATIONS

Elasticity of supply (Es).
Determination of market prices.

By the end of the lesson, the learner should be able to:
Define elasticity of supply (Es).
Calculate (Es)

Q/A: review Ed hence defines Es.
Worked examples.
Supervised activity.

chart
graph

KLB BK IV
Pg 177-8
Longhorn Bk 4
Pg 147

AGRICULTURAL MARKETING & ORGANIZATIONS

Price control. Marketing and marketing function.
Marketing organizations and agencies. Wholesalers & retailers.

By the end of the lesson, the learner should be able to:
Explain the role of government in price control.

Define marketing and marketing function.describe tingfunction. a market.

Brain storming;
Exposition;
Discussion.

student book

KLB BK IV
Pg 179-183

Longhorn Bk 4
Pg 151

AGRICULTURAL MARKETING & ORGANIZATIONS

Itinerant traders, broker agents & commission agents.

By the end of the lesson, the learner should be able to:
Outline the functions of Itinerant traders, broker agents & commission agents in a market.

Exposition & explanation.

student book

KLB BK IV
Pg 184-5

AGRICULTURAL MARKETING & ORGANIZATIONS

Packers and processors, marketing boards & auctioneers.
Special characteristics of Agricultural products.

By the end of the lesson, the learner should be able to:
Outline functions of packers and processors, marketing boards & auctioneers in a market.

Q/A & detailed discussion.

student book

KLB BK IV
Pg 185-6

AGRICULTURAL MARKETING & ORGANIZATIONS

Agricultural organizations. Kenya sugar authority, Horticultural crops Development Authority, AFC, ADC, and KMC.
Other Farmers? Associations: KNFU, ASK, 4K-club, YF club.

By the end of the lesson, the learner should be able to:
Outline the functions of Kenya sugar authority, Horticultural crops Development Authority, AFC, ADC, and KMC.

Probing questions,
Brief discussion

student book

KLB BK IV
Pg 189-192

Longhorn Bk 4
Pg 163-4

AGRICULTURAL MARKETING & ORGANIZATIONS

Co-operative societies.

By the end of the lesson, the learner should be able to:
Outline the principles of co-operatives.
Highlight functions of co-operatives.

Probing questions, brief discussion, & teacher?s explanations.

student book

KLB BK IV
Pg 161-2