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北京发现十字花科植物白粉病的有性世代在北京实验温室的大白菜种株上，常发生白粉病，虽根据其无性世代可推测其种名为Ｅｒｙｓｉｐｈｅｃｒｕｃｉｆｅｒａｒｕｍ，但一直没有得到直接的证据。１９９５年３月我们在本院温室的大白菜（品种：北京１０６）幼苗上发现白粉病...
In Beijing, a sexual generation of powdery mildew in cruciferous plants has been found on cabbage plants in Beijing experimental greenhouses. Although it is speculated to be Erysiphecruciferarum according to its clonal age, no direct evidence has been obtained. March 1995 We found powdery mildew on Chinese cabbage (variety: Beijing 106) in our greenhouse.