Question

Name four main factors for the improvement in crop production. Explain three methodsof improvement of soil.

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Answer 1

Answer:

Soil fertility is the ability of soil to sustain plant growth and optimize crop yield. This can be enhanced through organic and inorganic fertilizers to the soil. Nuclear techniques provide data that enhances soil fertility and crop production while minimizing the environmental impact.

Explanation:

Answer 2

Answer:

Four main factors for the improvement in crop production are:

Proper irrigation

Use of pesticides, insecticides and manure

Use of HYV seeds

Use of scarecrows to keep birds away

Explain three methods of improvement of soil.

Plugging : Rocks are piled up to slow down the flow of water. This prevents erosion.

Mulching : The bare ground between plants is covered with a layer of organic matter like straw or peat to prevent loss of moisture from the soil.

Intercropping: Plants are grown in alternate rows and sown at different times. This keeps the soil fertile and protects from rain wash