病毒病是番茄上的主要病害之一,发生普遍,为害严重,一般发病率在30％以上,产量损失率在20％以上,重病地块减产过半,甚至无收。番茄病毒病的主要海源种类,我国仅报导过烟草花叶病毒(TMV)和黄瓜花叶病毒(CMV)。番茄病毒病的症状在一般书藉中往往被归纳为三大类:即由TMV或CMV Virus disease is one of the major diseases on tomato. It is common and serious damage. The general incidence rate is over 30%. The yield loss rate is over 20%. The severely ill land mass production cut more than half, or even no income. Tomato virus disease, the main source of species, only reported in our country Tobacco mosaic virus (TMV) and cucumber mosaic virus (CMV). The symptoms of tomato virus disease are often grouped into three broad categories in general book lending: that of TMV or CMV