Screening microorganisms or their metabolites are used to control diseases, insects, and weeds, and to promote crop growth, so as to control insects with bacteria, control bacteria with bacteria, and control weed with bacteria.

The use of modern strain gene editing technology improves the fermentation potency and metabolite content, improves the prevention and control activity of diseases, insects and weed and reduces the application cost.

Screening the application technology method and application system of microbial pesticides.