为提高种植效益,这几年,不少农民和果农在麦田和果园里套种辣椒,节约了土地,提高了复种指数,但也给防治病害带来一定的难度。眼下正处于高温干旱季节,在果园里套种的辣椒,因有些果园本身就种植郁密,通风透光差,再加上套种的辣椒又比较密,导致一些蚜虫、飞虱等在一两次用药后防治不彻底。辣椒病毒病也称花叶病,在田间的四种典型症状是花叶、黄化、坏死和畸形。花叶,即叶片上出现黄绿相间或叶色深浅相间的症状,叶色褪绿,严重的叶面皱缩,叶片 In order to improve planting efficiency, many peasants and fruit growers have planted peppers in wheat fields and orchards in recent years, saving land and raising the index of multiple cropping. However, it has also brought some difficulties in disease prevention and control. Right now in the hot and dry season, intercropping peppers in the orchard, because some of the orchards themselves planted dense, poor ventilation and light, coupled with the intercropped peppers and more dense, resulting in some aphids, planthoppers in one or two doses After the prevention is not complete. Chili virus disease, also known as mosaic disease, the four typical symptoms in the field are mosaic, yellowing, necrosis and deformity. Mosaic, that is, the leaves appear yellow-green or white-colored leaves and white symptoms, chlorotic leaf color, severe folds of leaves, leaves