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Horns & hooves are available in sizable quantity in India. These are strictly non-edible item generated from the slaughtered animal. It is being used as a fertilizer in UK, Japan, Germany. It is an ideal fertilizer to be used in crops where slow release of nitrogen is required over a long period. Traditionally, horns & hooves have been used for the manufacture of a number of useful products such as buttons, combs, knife handles, fancy and decorative articles. Horns & hooves are very rich in nitrogen (14%). Which make Them an idle raw material for use as organic fertilizer. This is done by stem digestion of horns & hooves under pressure in a wet rendering vessel and milling the digested stock into powder, called steamed horns & hoof meal. Horns & hoof meal is noted for its delayed disintegration in the soil which take as long two to three years. For this reason, it is a favourite fertilizer for use in horticulture and fruit growing.
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