WHAT FERTILIZERS (NITROGEN, PHOSPHORUS, POTASH) ARE CONTAINED BY MANURE, POULTRY DUNG, CATTLE URINE



On the average it is possible to say that manure at a straw litter contains about 0.5% of nitrogen, more than 0.5% of potassium and about 0.25% of phosphorus.
Poultry dung - strong fertilizer. There are >>>>>>

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