一、概况烟草病毒病是由多种病毒引起的一类世界性病害。据报道,为害烟草的病毒约30种,美国近20种,日本13种。但是,以TMV发生最普遍,研究报道也最多。围绕TMV防治,卓有成效的措施是选用抗病品种和严格卫生消毒以及近期发展的交叉保护应用。至于以(?)V为主的一些蚜传病毒,一般以次要种类出现。其防治研究虽有大量研究报道,由 I. Overview Tobacco virus disease is caused by a variety of viruses a worldwide disease. It is reported that about 30 kinds of viruses that harm tobacco, nearly 20 kinds in the United States, and 13 kinds in Japan. However, the most common occurrence of TMV, the most reported research. Effective measures to prevent and control TMV are the use of cross-resistant applications of resistant varieties and strict hygiene sanitation as well as the recent development. As for some aphid-borne viruses dominated by (?) V, they generally appear as minor species. Although the prevention and treatment of a large number of research reports, from