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近几年来,随着耕作制度的变更,上海地区的大豆生产发展很快,种植面积也日趋扩大。但是对大豆病虫害的发生、测报及防治方法等却了解甚少。因此开展大豆病虫害发生种类的调查、测报防治方法的研究,是大豆生产中一项十分重要的工作。为此,我们自1984～1986年进行了调查,基本摸清了本地区大豆病虫害的种类。并根据被害部位分为根
In recent years, with the change of farming system, soybean production in Shanghai has developed rapidly and the area under cultivation has also been expanding. However, the occurrence of soybean pests and diseases, measurement and prevention methods, but little understood. So it is a very important work in soybean production to carry out the investigation of the occurrence types of soybean pests and diseases and the study of the method of forecasting and controlling. To this end, we conducted a survey from 1984 to 1986 and basically found out the types of soybean pests in the region. And according to the victim site is divided into roots