The invention relates to
organic fertilizer fermented by
livestock and poultry excrement. The
organic fertilizer is prepared by the following steps of preparing 1.5 t of
livestock and poultry excrements of chicken excrement, pig excrement and sheep excrement, controlling the
water content to be 39%, and storing as raw materials for further use; preparing 5 kg of probiotics liquid for further use;preparing 2 kg of corn
powder for further use; mixing and uniformly stirring the raw materials, the probiotics liquid and the corn
powder, crushing, stacking into a strip
pile with width of 2 m, height of 0.5 m and any length, and covering by waste sack sheets or grass curtains; heating the temperature of the
pile to 48 DEG C within 24 h, then heating the temperature of the
pile to 58 DEG C or above within 48 h. The
organic fertilizer has the advantages that all raw materials in the pile can be completely decomposed within 5 to 7 days, the smelly
odor disappears, and the
pathogenic bacteria, ova, grass seeds and the like in the raw materials are completely killed; the
fertilizer fermented by the method is ecological organic
fertilizer, and can also be called
pollution-free organic
fertilizer, the fertilizer can be directly applied to crops, and bagged and sold as commodity fertilizer after slightly airing and screening.