大豆霜霉病是大豆的一种常见病害，分布较广，但新疆尚未见有报道。１９９８年５月，我们在伊犁农校实习农场进行病虫害调查时，在大豆地发现大豆叶片上有黄褐色病斑，严重的叶背面有灰白色霉层。经室内镜检，确认为霜霉病菌，又将标本送请新疆农科院谢浩研究员进一步鉴定... Soybean downy mildew is a common disease of soybeans, widely distributed, but no reports have been reported in Xinjiang. In May 1998, when we conducted a survey of pests and diseases at the farm internship school in Ili, there was a yellow-brown spot on the soybean leaves and a gray moldy layer on the back of the serious leaves. After the endoscopy, confirmed as downy mildew bacteria, and the specimens were sent to Xinjiang Academy of Agricultural Sciences researcher Xie Hao further identification ...