1. Pick mushrooms in time so as to eliminate losses: when the day becomes sunny, pick all Black fungi and get rid of rotten or mouldy forms. Then you could wash reserved Black fungi and then dry under the sun to reduce losses.
2. Timely ted raw and auxiliary materials used for mushroom production so that you eliminate the possibilities of mould.
3. Clean the ditch and drain water: When the field of Black fungus is drowned by flood, you could timely clean the ditch and drain water of cultivation field.
4. Clean and clear up sticks: For the sticks that have been drowned by flood, you should immediately arrange them after the flood or heavy rains, immediately wash away the mud and other impurities on sticks.
5. Chemical control: After the flood, you could conduct the spraying disinfection with 30ppm of Streptomycin, enhance the ventilation, eliminate the circumstance of high-humidity and high-temperature. For Black fungus field, after the flood, you could spray lime on ground so as to disinfect the field.