Bio-organic fertilizer with plant straw as substrate and preparation method thereof

The invention discloses a bio-organic fertilizer with plant straw as a substrate; the bio-organic fertilizer is composed of the following components in parts by weight: 90 parts of the plant straw, 4 parts of a nutrition enhancer, 1 part of a compound microbial strain A, 1 part of a composite enzyme mixed liquid, and 3 parts of a composite microbial strain B. Moreover, the invention particularly discloses a method for preparing the bio-organic fertilizer; the bio-organic fertilizer has extremely high humic acid content, also contains rich amino acids and organic matters, has a biological insecticidal function on lepidoptera, has wide use scope, and has good effect on crop growth. 本发明公开了一种以植物秸秆为底物的生物有机肥，由下列重量份数的各组份组成：植物秸秆90份，营养强化剂4份，复合微生物菌种A1份，复合酶混合液1份，复合微生物菌种B3份。并具体公开了制备上述生物肥料的方法，本发明中的生物有机肥料腐殖酸含量极高，同时富含氨基酸、有机质，并具有针对鳞翅目的生物杀虫功能，使用范围广泛，对作物生长具有良好的效果。