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秋季各种蔬菜生长旺盛,这个时节露地蔬菜和大棚蔬菜共生,因此病虫害发生呈现多元化。据调查监测,目前蔬菜病虫发生种类多,部分急需防治。病害十字花科蔬菜十字花科蔬菜主要是白菜类、萝卜。病害:立秋以来天气潮湿,利于病害发生。十字花科蔬菜要注意苗期的病毒病,莲座期的软腐病、黑腐病和包心期的霜霉病。常见病害有以下几种:1.白菜霜霉病;2白菜其他病害,如白菜软腐病、白菜黑斑病;3其它十字花科蔬菜病害:如甘蓝黑斑病,花菜黑斑病、黑腐病、霜霉病。
In autumn, all kinds of vegetables grow vigorously. The vegetables and greenhouse vegetables in open field in this season are symbiotic, so the occurrence of pests and diseases is diversified. According to the survey and monitoring, there are many types of vegetable pests and diseases and some are in urgent need of prevention and treatment. Disease Cruciferous vegetables Cruciferous vegetables are mainly cabbage, radish. Disease: wet weather since the beginning of autumn, conducive to disease. Cruciferous vegetables to pay attention to seedling virus disease, rosette soft rot, black rot and convalescent downy mildew. Common diseases are the following: 1. Cabbage downy mildew; 2 cabbage other diseases, such as cabbage soft rot disease, cabbage black spot disease; 3 other cruciferous vegetable diseases: black spot disease such as cabbage, black cauliflower, black Rot, downy mildew.