烟草黑胫病是福建省烟草生产中的主要病害之一。目前主产烟区一般发病率为15～30%,严重田块高达80%以上,甚至绝收,严重威胁我省的烟草生产。为此我所从1986年开始,以永定烟区为基地,进行了黑胫病系统观察和防治试验,并先后到龙岩、上杭、 Tobacco shank is one of the major diseases in tobacco production in Fujian Province. At present, the prevalence of main tobacco-producing areas is 15-30%, and serious fields are as high as 80% or more, which is even absolutely unmanifested, which seriously threatens the tobacco production in our province. To this end, I started from 1986 to Yongding tobacco-based areas, the black shank disease system observation and prevention and control tests, and has to Longyan, Shanghang,