dried ____ is used as manure
 

Dried sludge is used as manure. It contains organic substances which increases the fertility of soil.

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learn on your own
 
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animal faeces
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animal faeces,cowdung,human faeces and humus
 
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Sludge
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Sludge
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leaves
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Manure is organic matter mostly derived from animal faces except is a case of green manure which can be used as organic fertilizers in agriculture manuals contribute to the fertility of the soil by adding organic matter and nutrients such as nitrogen that are trapped by bacteria in the soil and thus the answer is animal faces are the dried substance which is used as manure
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