Several varieties of flue-cured tobacco in Midu were used as materials to analyze agronomic property,leaf appearance,chemical components and smoking characteristics of them.The results showed that the fresh weight of single leaf was higher than the standard value,and NC82 was found to be the heaviest one.Leaf appearance was also better than the standard value,but no big difference was found among varieties.The content of both total and reduced sugar in tobacco leaf was obviously higher than the standard values,and the content of total nitrogen and nicotine was moderate,but the content of chlor...