Technological investigation on Virginia variety group tobacco. Message I: Technological investigation on Virginia type tobacco from different regions of South Bulgaria
2007
Nikolova, V.
The quality tobacco production depends not only on soil conditions and applied agrotechnics and also on choice of the suitable variety. Every variety in the given conditions is characterized with strictly determinate qualities and indexes. In this connection many investigations are connected to investigation possibilities for Virginia tobacco quality raw obtaining by investigation of the big set of introduced varieties in different regions in our country. Independently of the achieved good technological results represented interest for production it is lacking the varieties approval for batches formation with market demanded indexes of the processed raw. The aim of present investigation is comparative technological assessment of the introduced and local Virginia tobacco varieties quality from different regions of South Bulgaria. Tobacco is analyzed by main indexes characterized quality: tobacco and tobacco smoke chemical composition; physical indexes; spectrophotometer, expert and degustation assessments. The complex vassessment is accomplished on the base characteristic indexes for tobacco type. It's determined that categorical results have not for essential differences in total quality manifestation of introduced varieties in comparison to local. The results are better convincingly for PVH 19 variety from Yambol region in which it should to expand its production.
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