which of the following help preserve soil fertility ?
(a) mulching
(b) crop rotation
(c) plugging gullies
(d) fallowing
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17
Answer:
Crop Rotation
Explanation:
Crop Rotation is responsible for helping to preserve soil fertility.
Crop Rotation improve the physical and chemical conditions of soil.
Crop rotation fix atmospheric nitrogen into the soil through the roots nodules.
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croprotation rotation
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