Through practical surveying in Enshi, Yichang, Shiyan, Xiangyang four tobacco productionareas,the research figured out the comprehensive factors such as smoke tobacco growing currentsituation, the morphological structure of tobacco plant characteristics, tobacco modulation method et al.of Hubei local air-cured tobacco and sun-cured tobacco resources. Canonical correlations of sensoryquality, physical property, chemical components, and smoking quality were analyzed respectively usingair-cured tobacco and sun...