A field contrast test was conducted to flue-cured tobacco varieties NC297, NC55, NC102, KRK26, Yunyan97, Yunyan99, Xiangyan No.3 and K326(CK)was taken as control. The results indicated that Yunyan 97, Yunyan 99 and Xian-gyan No.3 showed good comprehensive performances:growing well in field and having good agronomic leaf appearance quali-ties and economic characters, so they should be recommend...