蔬菜菌核病主要为害莴笋、芹菜、油麦、甘蓝、茄子、辣椒、黄瓜、韭菜等多种蔬菜,尤其对我县冬春茬小拱棚栽培的上述叶菜类品种为害更为严重,一般减产5%—10%,重者可达30%以上。每年在我县冬春茬蔬菜上都有发生,且逐年加重。菜农常防不胜防,不知所措。根据永年县农牧局植保站2013年1月30日调查,发病棚率55.6%,发病株率2.3%,一般2—3平方米有一发病点,较1月上旬病棚率就翻了三番,病株率翻 Vegetables Sclerotinia is mainly harmful to lettuce, celery, oil wheat, cabbage, eggplant, peppers, cucumbers, leeks and other vegetables. In particular, the above leafy vegetables cultivated in winter and spring in our county have more serious damage, generally yield 5 % -10%, heavy up to 30% or more. Every year in our county winter and spring vegetables have occurred, and increased year by year. Vegetable farmers are often hard to detect, overwhelmed. According to a survey conducted by the Plant Protection Station of Yongnian County Bureau of Agriculture and Animal Husbandry on January 30, 2013, the incidence of disease shed was 55.6% and the incidence of plant disease was 2.3%. Generally, there was a point of incidence of 2-3 square meters, which was three times higher than that of early January , The rate of diseased plants turned over