番茄晚疫病犤Phytophthorainfestans(Mont.)deBary犦是上杭县番茄生产上的主要病害。近年来,随着种植业结构的调整,番茄、茄子等茄科作物面积逐年增加,番茄晚疫病发生逐年加重。2003年春季全县种植面积150hm2。受3～4月多雨、寡照气候条件的影响,病株率40%～60%,严重的达100%。 The tomato late blight Phytophthorainfestans (Mont.) DeBary 犦 is a major disease in tomato production in Shanghang County. In recent years, with the adjustment of planting structure, the area of ​​solanaceous crops such as tomatoes and eggplants has increased year by year, and the incidence of late blight of tomatoes has been increasing year by year. The spring of 2003 the county planted area 150hm2. Under the influence of rainy and oligo-climatic conditions from March to April, the rate of diseased plants was 40% -60% and seriously up to 100%.