Bull. Spec. CORESTA Congress, Harare 1994, p. 113, P 29
Progress in the tobacco breeding programme toward quality
Tobacco and Cotton Research Institute, Rustenburg, South Africa
The flue-cured breeding programme in the RSA, led to the release in 1976 of TL33, a variety with resistance to Black Shank, TMV, powdery mildew and race 2 of Meloidogyne incognita. The multiple disease resistance, however, had a negative influence on ...