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Preventive measures: 1. During stacking, 0.5% of dichlorvos should be regularly sprayed around the stockpile; 2. Dichlorvos should be regularly sprayed around the mushroom house and the environment should be disinfected regularly; 3. Manure should be pre-pile before stockpiling. After the house adopts post-fermentation technology, all can achieve the effect of preventing the occurrence of fly maggots; 4. If mushrooms or bacillary dysentery occurs after fruiting, 1000 times solution of pyrethrum can be sprayed, and there is no residual drug residue, and there is better Control effect.
The larvae of various flies are also known as cockroaches and are very harmful to mushrooms. They not only eat mushroom hyphae but also spread disease. Mushroom flies are mainly found in feces and are brought into the mushroom house through culture materials. After fruiting, it is often found that bacteria of various colors accumulate in the contact between the cap and stipe, or drill into the interior of the stipe, which seriously affects the quality and yield of the mushroom.