烟草病毒病发生普遍,在我国部分烟区已上升为烟草的第一大病害。烟草是云南省主要经济支柱之一,然而,病毒病的发生严重影响烟叶的产量和质量,造成一定经济损失。20世纪80～90年代,我国系统地调查了全国烟草侵染性病害,并对侵染我国烟草的病毒种类和严重影响生产的主要 The occurrence of tobacco virus disease is widespread, and some of the tobacco-growing areas in our country have risen to be the first major disease of tobacco. Tobacco is one of the main economic pillars in Yunnan Province. However, the occurrence of virus diseases seriously affects the yield and quality of tobacco leaves, resulting in some economic losses. From the 1980s to the 1990s, China systematically investigated the tobacco-borne diseases in China and investigated the main types of viruses that infect tobacco in China and the major