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大白菜是济宁市主要秋菜之一,常年种植10万亩以上。由于大白菜病害较重,产量低而不稳。1989年开始,我们连续三年进行了大白菜优良新品种的高产开发及配套栽培技术研究,三年累计开发81000亩,平均亩产10970公斤,比开发前的1988年亩增7070公斤,比开发区外的平均亩增4708公斤。总
Chinese cabbage is one of the main autumn vegetables in Jining, perennial planting more than 10 acres. Due to heavy cabbage disease, low yield and instability. Since 1989, we conducted three consecutive years of research on the high-yielding development and the cultivation of fine new varieties of Chinese cabbage. In the three years, we have totally developed 81,000 mu of land, yielding 10,970 kilograms per mu, 7070 kilograms more than 1988 before the development, The average area outside the area increased by 4708 kilograms. total