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辣椒主要病虫害有:猝倒病、立枯病、病毒病、黄萎病、疫病、炭疽病、软腐病、菌核病、灰霉病、绵疫病、疮痂病和青枯病等。一、病毒病1.症状植株矮化,叶片深绿、皱缩蕨叶状;或呈叶脉失绿变黄的花叶;果实有凹陷褐色条斑。是造成“三落”(落花、落果落叶)的主要原因。2.防治清除辣椒地周围杂草。全生育期都要重视防蚜虫。发病前要用20%病毒A500~
Pepper main pests and diseases are: damping off disease, damping off, viral disease, Verticillium wilt, blight, anthracnose, soft rot, Sclerotinia, botrytis, sponge blight, scab disease and bacterial wilt. First, the virus disease 1. Symptoms dwarf plants, leaves dark green, fern folds folds; or chlorosis leaves turn green yellowish; fruit brown depression streaked. Is the main reason for the “three falling” (falling flowers, deciduous). 2. Prevention and removal of weeds around the pepper. The whole growth period should pay attention to prevent aphids. Before using the virus with 20% A500 ~