Question

what is humus ? What role it plays in soil ? ​

Answer 1

Answer:

Humus is the material that u can see on the top of the soil

It's role is to add nutrition in soil

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Answer 2

Humus is dark, organic material that forms in soil when plant and animal matter decays.Humus serves as a source of nitrogen, phosporus, and sulfur for higher plants; improves structure, drainage, and aeration; increases water-holding.

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