1. Tobacco Science & Technology, 2012, 10, p. 65-67, ISSN.1002-0861

    Determination of available potassium in tobacco planting soil by Flame Atomic Absorption Spectrometry

    YANG Xiaoqiu(1); WANG Jian(2); WANG Lin(2); YU Yongjie(1); WANG Xin(1)
    (1) Faculty of Chemistry and Environmental Engineering, Jianghan University, Wuhan 430056, P.R. China; (2) China Tobacco Hubei Industrial Co., Ltd., Wuhan 430051, P.R. China
    A convenient and fast method for determining available potassium in tobacco planting soil with flame atomic absorption spectrometry was developed, in which available potassium was extracted from soil samples with 1 mol/L ammonium acetate. The results...
  2. Tobacco Science & Technology, 2009, 6, p. 56-9, ISSN.1002-0861

    Effects of temperature, humidity, and duration of yellowing stage on respiration rate and chemistry of upper leaves

    ZHANG XIAO-YUAN; BI QING-WEN; WANG JIAN
    Henan Agricultural University, National Tobacco Cultivate Physiology and Biochemistry Research Centre, Zhengzhou, China.
    The effects of the temperature, humidity and duration of yellowing stage during flue-curing on the respiration rate of and the contents of routine chemical components and neutral aromatic components in upper leaves were studied. The results showed...