At present, microbial fertilizers cannot replace chemical fertilizers, and chemical fertilizers cannot replace microbial fertilizers. But when microbial technology develops to a certain extent, it is possible that microbial fertilizers will completely replace fertilizers. Gao Xiangzhao, chief

The fertilizer effect of microbial bacteria has a long duration, which can reduce the amount of chemical fertilizer applied, and it is non-toxic and harmless. A large number of fertilizers and pesticides pollute the soil to varying degrees and produce certain toxicity. Crops grown in contaminated