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Soil fertility can be maintained without...

Soil fertility can be maintained without addition of nutrients due to

A

Floods

B

Crop residue

C

Activity of microorganisms

D

Favourable temperature and water

Text Solution

Verified by Experts

The correct Answer is:
C
Soil microorganisms are responsible for most of the nutrient release from organic matter. When microorganisms decompose organic matter they use the carbon and nutrients in the organic matter for their own growth. They release excess nutrients into the soil where they can be taken up by the plants.
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