a. Reasons why farm operations are important on (i) Prunning of cocoa trees (ii) parboiling of paddy rice
b. Ways of eradicating guinea grass in a farmland
c. uses of ornamental plants
Explanation
ai. Prunning of cocoa trees
- Allows effective utilization of soil nutrients
- Enhances light penetrating in the cocoa plantation
- Enhances air circulation within the plantation
- Gives the trees good shape and height
- Increases pod formation
- Increases cocoa yield
- Helps in disease control
ii. Parboiling of paddy rice
- Reduces breakage of grains during milling
- makes dehusking easier
- Improves rice grains
- Hardens rice grains
- Improves resistance of grains to storage pests
b. - Flooding- Burning - Mulching - hoeing - use of chemicals - Ploughing - cover cropping - Slashing
c. - Source of income - Fencing - compost material - Provision of shade - Nitrogen fixation - Medicinal/herbs - Reduction of noise - Visual screening- source of food - Serves as windbreak - source of employment - Preparation of livestock feeds