Give two areas of study that make agriculture to be regarded as a science

State four reasons for ridging in crop production.

Name two varieties of beans grown for dry seeds.

List four benefits of practicing organic farming.

State four factors that influence the stage at which a crop is harvested.

Give two ways in which pruning helps to control diseases in tomatoes.

State any four ways of increasing labour efficiency in agricultural production.

State four effects of mass wasting / solifluction erosion.

State four factors that should be considered when classifying crop pests.

Give one reason why per capita income is not a good measure of the economic development of a nation.

Outline any two observable indicators of economic development of a nation.

Give four financial books which may be prepared on a farm

Outline four advantages of tissue culture

Name any four farming practices used to achieve minimum tillage.

State four factors that determine the choice of irrigation method to be used in the farm.

Name two liming elements in crop production.

Outline four factors that determine the depth at which seeds are planted.

The diagram below shows a method of layering. Study it and answer the questions that follow.

a. Identify the method of layering illustrated above. (1 mark)

b. State one circumstance in which the method of layering indicated above is recommended.

a) Maize requires 120kg/ha of phosphorus pentoxide (P₂O₅). How much of the compound fertilizer 20:20:10 would be applied to 0.4 hectare of land to achieve this rate. (show your working). (2 marks)

b) Distinguish between straight fertilizers and compound fertilizers. (2 marks)

The diagram below shows a graphical representation of an economic law.

a. Name the economic law depicted in the curve above (1 mark)

b. Explain what is happening in each of the zones marked A, B and C in relation to utilization of scarce resources. (3 marks)

The diagram below shows a cabbage seedling which has been attacked by a certain pest.

a. Identify the pest (1 mark)

b. State two methods of controlling the above pest (2 marks)

State four methods of harvesting water on the farm.

a) Outline the procedure of constructing a cut off drain. (4 marks)

b) State two factors which may determine the size of a cut off drain. (1 mark)

a) Outline five factors that determine the quality of hay. (5 marks)

b) Explain five objectives of land tenure reform in Kenya. (5 marks)

c) Explain ten factors that can influence soil erosion. (10 marks)

a) Outline the process of chemical water treatment for use in the farm. (12 marks)

b) Describe eight safety precautions that should be taken when using herbicides to control weeds. (8 marks)

The following information was extracted from the farm records of Mukulu farm, as at 31/12/2014.

a) Prepare profit and loss account for Mukulu farm using the above information. (11 marks)

b) Distinguish between opening and closing valuation. (2 marks)

c) State five functions of a farm manager. (5 marks)

d) State four guiding questions that a farm manager may ask while preparing a partial budget. (2 marks)