青椒疫病在植株苗期、成株期均可为害。苗期症状初期茎基部呈暗绿色水浸状病斑，后幼苗呈黑褐色枯萎死亡。成株期叶片染病后，出现园形或近园形病斑（直径２～３厘米），边缘呈黄绿色，中央暗褐色；果实染病从蒂部开始，初生暗绿色水浸状斑，迅速变褐软腐，温度大时表面长... Green pepper disease in the seedling stage, adult stage can be harmful. Seedling symptoms early stem base was dark green-like spots, seedlings dark brown withered death. When the leaves of adult plants are infected, the park-shaped or near-circular lesions (diameter of 2 to 3 cm) appear, the edges are yellow-green and the central dark brown; the fruit begins to infiltrate from the peduncles and the nascent dark green flooding spot rapidly changes Brown soft rot, the surface temperature is long ...