Abstract:

The effects of accurate humidity control on the flue-cured tobacco during curing were studied by using the electric-heated temperature and humidity auto-controlled flue-curing barn supplied by Henan Agricultural University. The results indicated that when the tobacco were cured by the accurate humidity control, the proportion of orange and reddish brown increased significantly, but the proportion of varied also added; the content of nicotine, chlorine, total nitrogen increased a little, while the content of total sugar, reducing sugar decreased, and the proportion of total sugar and nicotine was closed to 10, and the contents of chemical compositions were all in the fitting range; the quality and quantity of aroma, the cigarette ash and the physiological strength were all better than that cured by temperature controlled, and it was little irritancy, but the offensive taste was bad than that cured by humidity controlled, it also increased the quality and quantity of aroma, the aroma substance were more harmonious.