近年来,随着重茬、连作面积的不断扩大,辣椒“小叶病”的发生呈上升趋势,严重影响辣椒的产量和品质。“小叶病”常由病毒病、茶黄螨危害和缺锌引发,生产中应辨明病因,及时对症防治。一、病毒病1.症状。辣椒病毒病的发病症状可分为以下4种类型。1花叶型。典型症状是病叶、病果出现不规则退绿,病部浓绿、淡绿斑驳,植株生长无明显异常,但严重时病叶和病果畸形皱缩,叶片出现明脉,植株生长缓慢或矮 In recent years, with continuous cropping and continuous cropping expansion, the occurrence of chili pepper leaf disease is on the rise, which seriously affects the yield and quality of pepper. “Leaflet disease ” often caused by the virus disease, tea yellow mite damage and zinc deficiency, production should identify the cause, timely symptomatic prevention and treatment. First, the virus disease 1. Symptoms. The symptoms of pepper virus disease can be divided into the following four types. 1 mosaic type. The typical symptoms are diseased leaves, the disease appears irregular green, diseased dark green, light green mottled, no obvious abnormalities in plant growth, but severe disease leaves and deformity shrinkage, the leaves appear Ming pulse, slow plant growth or short