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蔬菜一年多茬,产量高,土壤肥力消耗也大。为了提高菜田土壤肥力,解决大白菜底肥不足的问题,我们于1981年搞菜田种绿肥试验,效果良好。
Crops more than a year, high yield, soil fertility is also large. In order to improve the soil fertility of vegetable fields and solve the problem of insufficient base fertilizer of Chinese cabbage, we conducted the green manure test in the vegetable field in 1981 and achieved good results.