Pot-cultivation experiment was conducted for two years(2005 and 2006)to study the effects of nitrogen rates on nitrogen metabolism and quality formation of flue-cured tobacco with K326 on Fluvo-aquic soil in the science garden of He Nan Agricultural University(mao zhuang).The treatments respectively were:NO(CK): nitrogen was not applied;N1:3g N·pot~(-1);N2:6g N·pot~(-1).The results indicated that:
1 Effects of nitrogen rates on the dry weights accumulation of different parts of flue-cured tobacc...