近年来,生产大白菜出现一种病害,群众形象称之为“干烧心病”其典型病状为大白菜生长的连座期至结球期间,主要发生在球叶,叶组织呈水渍状,有时干腐,湿度大时湿腐,贮藏其间由于杂菌腐生易腐烂。发生这种病害的大白菜产量一般降低30％以上,最关健是降低了商品率,消费者极不喜欢这种白菜。因此,生产上急需解决此病发生与漫延。 In recent years, the production of Chinese cabbage a disease, the image of the masses called “dry heart disease” of its typical symptoms of cabbage growth even during the sessile period to the ball, mainly in the ball leaves, leaf tissue was water-like, Sometimes dry rot, wet rotten when humidity, during storage because of miscellaneous rot rotten perishable. The occurrence of this disease cabbage production is generally reduced by more than 30%, the most crucial is to reduce the commodity rate, consumers do not like this cabbage. Therefore, the urgent need to address the production and spread of the disease.