During the process of cultivation of straw mushroom, mycelia often grow too profusely and the bacterial skin covers the surface of the bed, affecting the formation and growth of mushrooms.
Causes
(1) Under high temperature and high humidity conditions, close the doors and windows after spraying the mushroom water is not ventilated.
(2) When the temperature is low, the shed is heated and the humidity is high, and the ventilation is not enough.
(3) The nitrogen content of the culture material is too high.
Prevention
(1) After spraying the mushroom water, open the doors and windows or remove the membrane to ventilate the air, so that the temperature of the material is properly reduced. When the ventilation is not finished, the doors and windows or the film can be properly closed when the water is not on the surface of the material. Relative humidity does not exceed 95%.
(2) The culture material should not be too wet and the water content should not exceed 70%. When the temperature is low, select proper ventilation at noon or noon.
(3) When cottonseed husk or waste cotton is used for cultivation, it is not necessary to add supplementary materials with high nitrogen content.
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