Preliminary Study on Quantitative Analysis of Flue-cured Tobacco Appearance Quality Indices

On the basis of national standard GB2635-92 flue-cured tobacco and relevant research results, a preliminary quantitative index system of flue-cured tobacco appearance quality was formulated.The quantitative relation between the appearance quality indices was studied with correlation analysis, cluster analysis and principal components analysis, and the rationality of the system was verified preliminarily.