Control methods of soft rot of Pleurotus ostreatus

The main symptoms were that the white hyphae of Pleurotus ostreatus grew in the shape of cobweb on the surface of the bed, and spread rapidly, covering the bed and enclosing the fruiting body. The base of the fruiting body is susceptible after being surrounded by hyphae, and the bacteria spread upward along its stipe. Finally, the fruiting body stops growing and the color is dim, softening, yellowing, browning, and then decay.

The first method of prevention and control is to deal with the mushroom shed strictly. Spray the mushroom shed with the king of mushroom disinfestation before opening. After two days of sealing, sprinkle the ground with lime powder at the dosage of 250 grams per square meter. The second is spray prevention during the period of bacteria infection. Spray 50 times of Venus disinfectant or 200 times of bacteria every 5 days or so. Be careful not to spray the medicine directly on the mushroom bed or bag. The third is to deal with the soil covering material strictly. Fungus wall or border cultivation, especially when using surface soil, vegetable garden soil and taking soil from the old mushroom area, be sure to use drugs for sterilization and insecticidal treatment. The treatment method is to dry and crush the soil, spray 60 times liquid of mushroom dispelling disease king and 600 times liquid of phoxim, mix well, cover the film and pile up stuffy, uncover the film and spread out after 7 days, after removing the smell, it can be used. Fourth, in the early stage of the disease, the covering soil of the disease department together with the culture material (expanded by about 10 cm) was excavated, and sealed with germicidal powder, stopped spraying water to the mushroom shed, and increased ventilation, the greenhouse temperature should be reduced as much as possible.