The invention discloses a preparation method of an
organic fertilizer, and relates to the technical field of organic fertilizers. The preparation method of the
organic fertilizer comprises the following steps that 1,
cow dung,
chicken manure, pig
manure, quicklime, pond mud, yellow bean pods, corn distillers' grains, compound zymophyte, corn
straw powder,
humic acid,
bagasse, wheat
bran, peanut cake
powder, silkworm excrement, furnace
slag, pitaya stems,
banana peel, pineapple peel, grape
pomace,
passion fruit peel, bean curd, expired yogurt, durian peel, coffee residues, rice washing swill,
earthworm manure, egg shells, bones, rotten vegetable leaves,
shrimp shells, waste tea leaves, spoiled milk
powder and trace elements are obtained by weight; 2, the
cow dung, the
chicken manure, the pig
manure and the quicklime are mixed, dried and crushed to obtain excrement powder; 3, the excrement powder is mixed with the rest materials, and
fermentation is conducted to obtain the
organic fertilizer. According to the preparation method of the organic
fertilizer, the
fermentation process of the organic
fertilizer can be accelerated, the
fermentation time can be shortened, the
fertility of theorganic
fertilizer can be improved, and the
disease resistance of plants is improved.