钾肥用量和追肥时期对抗黑胫病红花大金元烟叶化学成分及产量和质量的影响

夏玉兰, 王德勋, 赵园园, 范志勇, 李娟, 王阁, 赵志豪, 史宏志

Effects of Potassium Fertilizer Dosage and Topdressing Period on Chemical Composition, Yield and Quality of Leaves ofBlack Shank-Resistant Tobacco Honghuadajinyuan

Xia Yulan, Wang Dexun, Zhao Yuanyuan, Fan Zhiyong, Li Juan, Wang Ge, Zhao Zhihao, Shi Hongzhi

图1 不同钾肥用量和追肥时期对烤烟SPAD值的影响 不同小写字母表示在0.05水平差异显著。

Fig.1 Effects of different potassium fertilizer dosages and topdressing periods on SPAD values of flue-cured tobacco Different lowercase letters mean significant difference at the 0.05 level.