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  2. poultry manure dryer bring the convenience for life essay

poultry manure dryer bring the convenience for life essay

Themanureproduced can be recycled directly as fertilizer. One tonne of cow dung contains about 8 kg N. 4 kg P 2 O 5 and 16 kg K 2 O (Angé, 1994). The chemical composition ofmanurevaries, however, according to the animal species (poultry manureappears to be a more efficient fertilizer than cowmanure) and also to the nature of their diet

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