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白菜白斑病过去只是零星发生,为害不重。但是近年来山东省胶东半岛、长江两岸、湖北西北部、山西雁北和内蒙古西部地区日趋严重,在包头其为害程度仅次于霜霉病,不亚于孤丁病和软腐病。1979—1980年我所在田间药效测定工作中,发现新杀菌剂嗪胺灵、霉锈净等防治白斑病效果优异,现将试验结果简单介绍如下。
Vitiligo white spot in the past only sporadic, not harmful. However, in recent years, the Jiaodong Peninsula in Shandong Province, the two banks of the Yangtze River, the northwestern part of Hubei Province, Shanxi Yanbei and western Inner Mongolia become increasingly serious. The degree of damage in Baotou is second only to that of downy mildew, which is no less than that of solitary and soft rot. 1979-1980 my field efficacy test, found that the new bactericide azathine, mildew net and other excellent prevention and control of vitiligo, the test results are briefly described below.