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棉花抗枯萎病品种晋棉7号,经过三年抗病品种区试鉴定,已在黄河流域病区大面积示范推广。1982年推广533亩,1983年6138亩,1984年13万亩,1985年扩大到81万亩,为我省南部枯萎病棉区的主干品种。晋棉7号在各地推广,不论水地、旱地,涝年、旱年、平川、丘陵,均表现抗病、优质、稳产、高产。曲沃县常年种植棉花10万余亩,1979年枯萎病发病面积9.7万亩,重病田9000亩,亩产皮棉只有几十公斤(下同)。1983年气候反常,在低温高湿的不利情况下,全县种
Cotton varieties resistant to blight Jinmian 7, after three years of disease-resistant varieties of regional test identification, has been in the Yellow River Ward large-scale demonstration and promotion. 533 acres were promoted in 1982, 6138 acres in 1983, 130,000 acres in 1984 and 81,000 acres in 1985, which is the main variety of the wilt-cotton area in the southern part of our province. Jinmian 7 is popularized all over the country. No matter in water, dry land, waterlogging year, dry year, flat river or hill, it shows resistance, high quality, stable yield and high yield. Quwo County plant more than 10 acres of perennial cotton, wilt disease in 1979 an area of 9.7 hectares, 9000 hectares of illnesses, lint per mu only a few dozen kilograms (the same below). Climate anomaly in 1983, in the adverse conditions of low temperature and humidity, the county species