Bactericides

Bactericides are one of the main types of microbial bactericides, and they are also the most widely used microbial bactericides.

At present, the active ingredients in the bacterial fungicides registered in my country mainly include Pseudomonas fluorescens, Bacillus subtilis, Bacillus amyloliquefaciens and Bacillus cereus, etc.

Most of them are Bacillus subtilis Ingredients of fungicides. Fungicides containing Bacillus subtilis have been approved for registration, and these products can be used to control diseases such as tomato gray mold, rice blast, wheat powdery mildew, citrus green mold, tobacco black shank and cabbage soft rot. Studies have found that Bacillus subtilis can secrete antibiotics, cell wall degrading enzymes, chitinase and other substances to inhibit the germination of pathogenic fungal spores and the growth of hyphae. Substances digest mycelia, dissolve spore cell walls, etc.

A number of Bacillus strain resources have been found so far, and these strains can effectively control rapeseed clubroot, potato black shank, wheat head blight, cucumber corynesporium leaf spot, cucumber anthracnose, sweet potato stem rot, and tomato rot. Leaf spot and tomato powdery mildew etc.