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Agroforestry Systems Question Paper

Agroforestry Systems

Course:Master Of Science In Agro Forestry

Institution: Kenyatta University question papers

Exam Year:2010

KENYATTA UNIVERSITY
UNIVERSITY EXAMINATIONS 2010/2011
INSTITUTIONAL BASED PROGRAMME (IBP) – AUGUST SESSION
EXAMINATION FOR THE DEGREE OF MASTER OF SCIENCE IN INTEGRATED SOIL FERTILITY MANAGEMENT
KRM 511: AGROFORESTRY SYSTEMS
DATE: Thursday, 30th December, 2010 TIME: 9.00 a.m. – 12.00 p.m.
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INSTRUCTIONS:
Answer question ONE and any other TWO questions.
1. a) Briefly explain the following:
i) Shifting cultivation
ii) Alley cropping
iii) Homegardens
iv) Agroforestry technology
v) Biomass transfer (10 marks)

b) Discuss the four broad criteria commonly used in classifying agroforestry
systems. (8 marks)

c) Explain three main attributes of agroforestry (6 marks)

d) State and explain six characteristics of a suitable agroforestry tree for
proving soil fertility. (6 marks)

2.a)Discuss the development of hedgerow intercropping as an agroforestry
stem. (5 marks)

b) Explain the likely effects of hedgerow intercropping on soil properties and
crop yields (5 marks)

c) Why has the hedgerow intercropping not adopted widely by farmers? (5 marks)

3. Discuss processes through which trees improve physical, chemical and biological
properties of soil. (15 marks)

4. The solution to tropical deforestation may lie less in forestry than in agriculture. Do you agree? Discuss. (15 marks)