Fungal insecticides are the most widely used type of microbial insecticides except bacterial insecticides.
At present, the active ingredients of fungal insecticides mainly include Beauveria bassiana, Metarhizium anisopliae and Paecilomyces lilacinus, etc.
These fungi are highly infective, the insecticidal effect can be achieved through mycelium invasion of insects, enzymatic hydrolysis, and inhibition of insect immunity.
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