NATIONAL OPEN UNIVERSITY OF NIGERIA
14/16 AHMADU BELLO WAY, VICTORIA ISLAND, LAGOS
SCHOOL OF SCIENCE AND TECHNOLOGY
MARCH/APRIL 2014 EXAMINATION
COURSE CODE: ACP 303
COURSE TITLE: PERMANENT CROPS PRODUCTION
TIME ALLOWED: 2 HOURS
INSTRUCTION: ANSWER 4 QUESTIONS (ALL QUESTIONS CARRY EQUAL MARKS)
1 Identify and explain five elements of climate that affect the production of crops.
b. Discuss the classification of agricultural crops from:
i. the farmer perspective. ii. biological point.
c. Describe three types of seed dormancy and state three ways in which they can be broken.
2 List and describe five major Nursery activities in permanent crop production
b. Discuss five nursery operations in tree crop production.
c. Discuss five field management operations in permanent tree production.
3 What are the climatic and soil requirements for the cultivation and production of cocoa?
b. Identify five major nursery operations in the raising of cocoa seedlings.
c. Why is ‘insitu’ planting not encouraged in cocoa production?
d. List four derivable products from cocoa beans.
4 Distinguish between the two major types of Cola using:
i. Fruit colour ii. Leave structure iii. Nut qualities
b. Describe five agro-climatic factors that favour Cola cultivation.
c. List three uses of Cola.
d. Describe the three different levels of Cola trade in Africa.
5 Describe five edaphic and climatic requirements for production of palm trees.
b. List five parasitic diseases in oil palm and how the diseases can be eradicated.
c. Describe the hydraulic process of extracting oil from the palm fruits.
d. State four uses of coconut fruit.
6 Why is budding a very important operation in citrus production?
b. State two guidelines for selecting :
i. parent stock ii. budding stock
c. Enumerate and discuss five nursery and field operations in the management of citrus.
d. State three uses of citrus plants.
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