Bull. Spec. CORESTA Congress, Jerez de la Frontera, 1992, p. 138, APOST12, ISSN.0525-6240
Differentiation of flue-cured tobacco growing regions in Bulgaria
Inst. for Tobacco and Tobacco Products, Plovdiv, Bulgaria
A five-year study was carried out on the soil and climatic conditions in the different tobacco growing regions of Bulgaria and on the main biological, morphological, physicochemical and smoking characteristics of the flue-cured tobacco genotypes...