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辣椒病毒病在山东各地普遍发生,近年来随着大棚蔬菜的发展,该病又成为大棚辣椒的主要病害之一,尤其是秋延迟茬辣椒发病率逐渐上升,严重影响了其经济效益。一、症状辣椒病毒病又称花叶病、疯病,常见的有花叶、畸形、条斑等症状。花叶型:病叶呈现浓绿与淡绿相间的花叶、皱缩。叶片畸形:初期由心叶叶脉褪绿,逐渐变为花叶皱缩,叶缘向上卷曲,幼叶狭窄或出现线状叶。后期整个植株矮化、簇生。重病果呈现绿色深浅相间的花斑,有瘤状突起。条斑型:叶片主脉发生褐色或黑色斑逐渐扩展到侧枝、主茎及生长点,形成早期落花、落叶、落果,严重时整株枯死。二、发病规律辣椒病毒病的主要病原是黄瓜花叶病毒(CMV)和烟草花叶病毒(TMV)。其中以黄
In recent years, with the development of greenhouse vegetables, the disease has become one of the main diseases of greenhouse peppers, especially the late autumn peppers incidence gradually increased, seriously affecting its economic benefits. First, the symptoms pepper virus disease, also known as Mosaic disease, crazy disease, common mosaic, deformity, streaks and other symptoms. Mosaic type: the diseased leaves show dark green and light green leaf mosaic, shrunk. Leaf deformity: early by the heart leaf vein chlorosis, gradually transformed into mosaic folds, leaf curl upward curly, young leaves narrow or linear leaves appear. After the entire plant dwarf, tufted. Severe disease presents the green shades of white, with knobby protrusions. Streak type: the main vein of the leaves occurred brown or black spots gradually extended to the side branches, main stems and growth points, the formation of early flowers, deciduous, deciduous, the whole plant died. Second, the incidence of disease The main pathogen pepper virus disease cucumber mosaic virus (CMV) and tobacco mosaic virus (TMV). Among them yellow