辣椒疫病是为害辣椒生产的一种主要病害。自苗期至成株期均可发病，以成株期发生最重。一旦发病，轻则减产3～4成，重则绝收。1发病症状辣椒茎、叶、果均可发病。苗期发病：幼苗茎基部呈水浸状软腐，致上部萎蔫，多呈暗绿色，最后猝倒死亡。定植后叶片发病：病斑圆形或近圆形， Pepper blight is a major disease that damages peppers production. Since the seedling to adult stage can be disease, the heaviest occurrence of adult. Once the disease, ranging from 3 to 4 percent cut, re-harvest. 1 symptoms Chili stems, leaves, fruits can be disease. Seedling incidence: seedling stem base was flooded soft rot, causing the upper wilting, mostly dark green, the last cataplasy death. The incidence of leaves after planting: lesions circular or nearly circular,