甘肃陇南白龙江沿岸属北亚热带干热河谷区 ,具有日照充足、气候温暖的特点 ,特别是日光温室种植辣椒具有上市早、效益高的优势。但由于多年重茬 ,栽培技术不规范和防病措施单一等原因 ,近年来辣椒疫病严重发生 ,枯死株率一般 5 0 %左右 ,严重的达80 %以上。针对这一病害 ,我们 Gansu Longnan Bailongjiang coast is a subtropical dry and hot valley, with adequate sunshine, warm climate, especially in greenhouse cultivation of peppers with early market, the advantages of high efficiency. However, because of many years of continuous cropping, non-standardization of cultivation techniques and single disease prevention measures, pepper blight has seriously occurred in recent years. The rate of dead plants is about 50% and the seriousness is over 80%. For this disease, we