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National Open University Exam Past Question – ACP303 MAY/JUNE 2012 EXAMINATION

NATIONAL OPEN UNIVERSITY OF NIGERIA ACP303: PERMANENT CROP PRODUCTION

14-16 AHMADU BELLO WAY, VICTORIA ISLAND LAGOS SCHOOL OF SCIENCE AND TECHNOLOGY

MAY/JUNE 2012 EXAMINATION

 

ACP303: PERMANENT CROP PRODUCTION MAY TIME ALLOWED: 2 Hours

INSTRUCTION(S): ANSWER ANY FOUR QUESTIONS IN TWO HOURS

 

 

Q1.       a.         Identify any five permanent crops using their comon names only b.  List any five products that can be obtained from Elaeis guinensis

  1. Briefly discuss the economic importance of permanent crops

 

 

Q2.   Write a short note on of the following cultural practices

( i) Felling (ii) weeding (iii) shading (iv)    pruning  (v) Mulching

 

 

Q3.            a. List any 3 types of fertilizers used in permanent crop production

  1. List any 3 method of detecting nutrient deficiencies in permanent crops
  2. List any 3 methods of applying fertilizers to permanent crops. d.   List any 3 nitrogen defficiency symptoms in threbroma caocao e.   List any 3 qualities of a good soil on which plantation crop can be

established

 

 

Q4.     a.         List any 3 organisms that can cause diseasea in plantation crops b.  List any3 classes of pest of plantation crops

  1. List one fungi disease each of the following permanent crops. (i) Elaeis guinensis (ii) threbroma caocao (iii) Cola nitida
  2. d. Name the specific class of pesticides/chemical used in the control of :

(i) weeds (ii) insect (iii) Mollusc (iv)mites (v)bacteria (vi)virus

 

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Q5.       a)Discribe the climatic elements that plays significant roles in the choice of site to establish a plantation of permanent crops

  1. b) list any 5 qulity attribute of soil recommended for planting threbroma caocao

 

 

Q6.     a.          ( i) Name 2 tools that are good for harvesting threbroma caocao

(ii)Give a reason why hand pullig to harvest the crop in ai is not recmmended

 

  1. b. List any 2 methods of depulping Cola nitida

(iii) List any 2 hervest indices of oil palm fruit.

  1. What is the major Difference between Cola nitida and Cola acumunata

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