江苏省盐城县北蒋公社种植蘑菇已有15年历史。1979年种植面积达到30万平方尺,全公社176个生产队,队队种蘑菇。但是,由于技术过不了关,每平方尺产值从未突破过六角,而且常有季节性亏损;1980年又有52%的生产队种植的蘑菇受到菌螨危害,因此,1982年的种植面积由1979年的30万平方尺下降到12万平方尺,减少60%。 Yanjiang County, Jiangsu Province, Jiangbei Commune mushroom cultivation has been 15 years of history. In 1979, the planting area reached 300,000 square feet. There were 176 production teams in the entire communes, and the team bred mushrooms. However, due to the lack of technology, the production value per square foot has never broken through the hexagonal angle, and there are often seasonal losses. In 1980, 52% of the production teams planted mushrooms and were harmed by bacteria. Therefore, the planting area in 1982 was In 1979, 300,000 square feet fell to 120,000 square feet, a 60% reduction.