近年来,我场大豆子粒病害发生严重,1982年调查,病粒率平均为13.53％,1983年为14.34％。子粒病害主要是灰斑病,占13.62％,霜霉病占0.5％,另有紫斑病等。发病重的四分场七队二号地红丰二号病粒率达41.35％,四分场九队五号地的东农四号为48.6％。由于子粒病害重造成品质下降,严重影响经济效益,是当前大豆生产中急待解决的问题。 In recent years, my field of soybean grain disease serious, 1982 survey, the average disease particle rate was 13.53% in 1983 was 14.34%. Cotyledons diseases are mainly gray spot disease, accounting for 13.62%, downy mildew accounted for 0.5%, and another purple spot and so on. The incidence of severely punctuated seven teams on the 2nd Hongfeng two disease rate of 41.35%, four field teams on the 5th of Dongnong 48.4%. Due to the quality of grain disease re-formed to decline, seriously affecting the economic benefits, is currently the issue of soybean production to be solved.