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Agro 351:Annual Crops Ii 2011/2012 Second Semester 2011/2012 Question Paper

Agro 351:Annual Crops Ii 2011/2012 Second Semester 2011/2012

Course:Bachelor Of Science In Agricultural Education

Institution: Egerton University question papers

Exam Year:2011

SCHOOL BASED PROGRAMME-NJORO CAMPUS

SECOND SEMESTER 2011/2012

THIRD YEAR EXAMINATION FOR THE DEGREE OF BACHALOR OF SCIENCE IN
AGRICULTURAL EDUCATION

AGRO 351: ANNUAL CROPS II

INSTRUCTIONS
ANSWER ALL QUESTIONS (70 MARKS)

1. Yield Gap in maize production between industrial and developing is expected to narrow
in the future as developing countries are better able to access and deploy improved
technologies Explain the various technologies related to this yield gap difference.(12
marks)

2. Briefly explain
(i) Why common beans plays a strategic role in diets of the poor(4 marks)
(ii) The relationship between anthesis in cereals and water supply(5 marks)
(iii) Why sorghum is now considered ‘green gold’ in Kenya(3 marks)
(iv) Importance of Soybean oil to man(4 marks)
(vi) Why you would recommend farmers to plant cowpeas(4 marks)

3. Differentiate between the following pairs of agronomic terms
(i) A Pulse and a legume crop(3 marks)
(ii) A root tuber and stem tuber crop(3 marks) (iii)Late blight and early blight disease in Irish potatoes(4 marks)
(iv) Hybrids and open pollinated varieties(3 marks)
(iv)Shattering and splitting in soybean(3 marks)

4. (a) Briefly discuss the main breeding objectives of common bean in Kenya, and explain
the major attributes of variety GLP-1004 making it popular in the regions grown(6
marks)
(b)What do you understand by the term ‘food staggering’?Giving examples , explain its
role in food security of peasants(6 marks)

5. (a) What are the symtoms and management of maize stalk borer in maize crop(5 marks)
(b).Explain why you would recommend planting of yellow fleshed sweet potatoes in less
developed countries(5 marks)

Agro 351:Annual Crops Ii 2011/2012 Second Semester 2011/2012 Question Paper

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