To change the status of single variety in Dengzhou tobacco area and improve the varieties distribution,a spot ex-periment was conducted with eight varieties,Y101,LJ237,CF222,Youxuan No.1,LYO414,Y8190,O408 and NC89 (CK),as materials to compare their botanical characteristics,agronomic traits,economic traits and resistance. The results showed that O408,Y101 and LJ237 showed better comprehensive performances,and mainly showed stronger field growth vigor,stronger disease resistance and better economic characters,so they were suitable for planting in Dengzhou an...