Bull. Spec. CORESTA Congress, Yokohama, 1996, p. 163, P13
Study on the susceptibility of some tobacco varieties to potato virus Y in Bulgaria
Inst. for Tobacco and Tobacco Products, Plovdiv, Bulgaria
During the past years tobacco losses caused by virus infection showed a global aggravation of PVY invasion in Bulgaria. The study was carried out during 1993-95 in the greenhouse of the Tobacco Institute and in the experimental fields of the Tobacco...