随着种植业结构的进一步调整，冬早辣椒已成为部分低海拔热河谷地区冬季农业开发的骨干产业，种植面积逐年扩大。但有些地区由于土地面积较小，无法进行合理轮作，导致病害严重发生，影响青椒的产量和商品性。据调查，病害盛发于临近雨季结束的10月中旬至11月上旬，受害田块80 With the further adjustment of planting structure, winter early pepper has become part of the low-altitude hot valley in winter agriculture development backbone industry, planted area has expanded each year. However, in some areas, due to the small size of the land, the rotation can not be carried out reasonably, leading to serious disease and affecting the yield and commerciality of green peppers. According to the survey, the disease flourished in the mid-October near the end of the rainy season to early November, the victim block 80