Question

manures are formed by_​

Answer 1

Answer:

Most manure consists of animal feces; other sources include compost and green manure. Manures contribute to the fertility of soil by adding organic matter and nutrients, such as nitrogen, that are utilised by bacteria, fungi and other organisms in the soil.

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Answer 2

Manure is the decomposed form of dead plants and animals, which is applied to the soil to increase production. ... The human and animal excreta is also used as manure. The livestock manure is rich in nitrogen, phosphorus, and potassium. Manure is highly rich in organic matter and humus and thus improves the soil fertility.

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