1　治杂菌污染　对被杂菌污染的培养料面 ,局部或全面覆盖 2ｃｍ厚的纯干草木灰 ,然后按常规管理 ,不久便可在草木灰上长出平菇菌丝。2　后期喷菇床　在采完两茬菇、清理床面后 ,全面喷 6 %草木灰浸出液 ,既可补充培养料的营养 ,又调整了培养基的酸碱度 ,从而可提高后期平菇产 1 Control of bacterial contamination Contamination of bacteria by the culture surface, local or full coverage of 2cm thick pure hay ash, and then under conventional management, and soon can grow licorice hypha on ash. 2 post-Mushroom Mushroom bed after harvesting two stubble Mushrooms, clean up the bed, the full spray 6% ash leachate, can supplement the nutrition of the material, but also adjust the pH of the medium, which can increase the late Pleurotus ostreatus