论文部分内容阅读
1998年,在伊宁市大豆地里发现大豆叶片上出现黄褐色病斑,经观察其症状和室内镜检病原特征,确认是东北霜霉菌[Pernoporamanschurica(Naum)syd]侵染所致,确诊为大豆霜霉病。
In 1998, it was found in soybeans in Yining City soybean leaf brown patches of yellow brown spots, the symptoms and laboratory examination of the symptoms of the presence of confirmed northeast downy mildew [Pernoporamanschurica (Naum) syd] caused by the infection was diagnosed as Soybean downy mildew.