Blood meal
Powder made from blood / From Wikipedia, the free encyclopedia
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This article is about the soil fertilizer. For animals that feed on blood, see hematophagy.
Blood meal is a dry, inert powder made from blood, used as a high-nitrogen organic fertilizer and a high protein animal feed. N = 13.25%, P = 1.0%, K = 0.6%. It is one of the highest non-synthetic sources of nitrogen. It usually comes from cattle or hogs as a slaughterhouse by-product.