Agro 361: Perennial Crops Question Paper
Agro 361: Perennial Crops
Course:Bachelor Of Science In Agriculture
Institution: Egerton University question papers
Exam Year:2011
ANSWER ALL QUESTIONS
1.(a) Outline the effects of shade trees on tea plants. (10 Marks)
(b) State the yield response of shaded tea to application of nitrogenous fertilizers. (4 Marks)
2.(a) State the objectives of nursery propagation of perennial crops. (5 Marks)
(b) Briefly discuss factors that determine the success of the nursery phase of propagation of perennial
crops such as tea, coffee and pyrethrum. (15 Marks)
3. Using sugarcane as an example, briefly describe how the following agronomic practices affect cane yield: (20 Marks)
a. Sub-optimal N-fertilizer application
b. Cane burning
c. Delayed harvesting
d. Certified planting materials
4. Distinguish between the following pairs of terms:
a. Formative pruning and pegging (8 Marks)
b. Cherry 1 and cherry 2 (4 Marks)
c. Clone and variety (4 Marks)
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