Agr0120:Principles Of Crop Production Question Paper
Agr0120:Principles Of Crop Production
Course:Diploma In Agriculture
Institution: Meru University Of Science And Technology question papers
Exam Year:2012
QUESTION TWO – (30 MARKS)
(a) Discuss the factors that influence crop production in our economy. (10 Marks) (b) Describe the purpose of tillage in crop production. (5 Marks) (c) Highlight the importance of grafting as a method of crop improvement. (5 Marks) (d) Discuss the economic importance of weeds in crop production. (5 Marks) (e) In order to improve soil fertility for high crop productivity highlight five types of chemical and organic fertilizers that are commercially available. (5 Marks)
QUESTION TWO – (15 MARKS)
(a) Describe the factors that a farmer may consider to determine the planting time. (6 Marks) (b) Describe the precision seed planting method. (5 Marks) (c) Explain the factors that determine the number of plants in one hectare piece of land. (4 Marks)
QUESTION THRE – (15 MARKS)
(a) Describe the tissue culture as a biotechnology technique of producing new plants for planting. (5 Marks) (b) Explain the importance of tissue culture in crop propagation. (5 Marks) (c) What are the limitations of the above technique? (3 Marks) (d) State the conditions necessary for a successful tissue culture. (2 Marks)
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QUESTION FOUR – (15 MARKS)
(a) What are the factors that enable weeds to be so competitive against crop plants. (4 Marks) (b) Describe the heat treatment method to control pests in the soil. (3 Marks) (c) State the benefits of the above method. (3 Marks) (d) Discuss the harmful effective of crop pests. (5 Marks)
QUESTION FIVE – (15 MARKS)
(a) Describe the ecological requirements of growing beans. (4 Marks) (b) What are the importance of growing beans? (3 Marks) (c) State two varieties of cultivated beans in Kenya. (2 Marks) (d) Outline the procedure followed in nursery establishment in tomato growing. (6 Marks)
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