Question

5. Which of the following agricultural techniques can best maintain soil fertility?

(a) Terrace cultivation
(b) Strip cropping
(c) Crop rotation
(d) Contour ploughing

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Answer 1

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Answer 2

Explanation:

Soil fertility can be further improved by incorporating cover crops that add organic matter to the soil, which leads to improved soil structure and promotes a healthy, fertile soil; by using green manure or growing legumes to fix nitrogen from the air through the process of biological nitrogen fixation; by micro-dose . ...03-Jul-2020