Comprison of the Aaroma Components of Different Grades and Varieties Roasted Tobacco with Natural Aging in Mile
In order to invistigate the influence of varieties and grades on the quality of tobacco after natural aging,two different varieties and grades of roasted tobacco from Mile of Yunnan Province,were used as materials,and the changes of aroma component were determined and anlyzed before and after natural aging in the same place.The results of the study showed that the total amount of aroma components of different varieties and grades of tobacco were accumulated significantly during the aging process,and increase speed and the total amount of aroma substances doubled after one year of aging,which led to a significant improvement in the intrinsic quality of the tobacco.In the case of K326,the growth of aroma component was slow in the early stage and rapid in the later stage,while the growth of aromatizers in the early stage of HD was rapid in the early stage and slowed down in the later stage.It can be seen that the total amount of aroma substances of different varieties of roasted tobacco in the natural aging processes has the same trendence,the growth rate of K326-51 and HD-51 is higher than that of K326-41 and HD-41.This study reveals the change rule of aroma composition of different varieties of grade of roasted tobacco after natural aging,which can be used to screen the most suitable aging tobacco varieties in Mile,and also can provide reference for the reasonable aging and utilization of tobacco in the future of Mile.
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