Question

what is humus and why is it useful for soil?​

Answer 1

Explanation:

Humus is dark, organic material that forms in soil when plant and animal matter decays. ... Humus contains many useful nutrients for healthy soil. One of the most important is nitrogen. Nitrogen is a key nutrient for most plants

Answer 2

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Humus is dark, organic material that forms in soil when plant and animal matter decays. ... Humus contains many useful nutrients for healthy soil. One of the most important is nitrogen. Nitrogen is a key nutrient for most plants.