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24. a) Use of open ditches/channels/furrows
• Use of underground pipes
• French drains
• Cambered beds
• Mechanically pumping
• Sub soiling
• Planting trees
b) Rainfall amount
• Attitude
• Expected yield/yield potential
• Maturity period
• Farmers preference and choice(5 x 1=5 mks)
c)
• Increase the rate of evaporation of moisture from the soil
• Causing lodging in cereals and damage to crops
• Blowing away and bringing rain bearing clouds
• Agent of seed dispersal
• Agent of soil erosion
• Increases evapo transpiration rate
• Increasing spread of pests and diseases
• Destroying farm structures
• Brings cooling effect.
• Aids in spreading pathogens
• Causes stress by chilling of young livestock and crops
Dominic Onsase answered the question on March 5, 2018 at 14:08
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