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  1. 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...
  2. CORESTA Meeting, Smoke Science/Product Technology, Stratford-upon-Avon, 2005, SSPTPOST 14

    Determination of HCN content in mainstream cigarette smoke using constant flow analyzer-new indication reaction and better performance

    ZHOU Yu; CAO Jihong; WANG Jian; YANG Huawu
    Changsha Technology Center of CNTC, Changsha, Hunan, China.
    Isonicotinic acid and 1,3-dimethyl barbituric acid were applied as the indication reagents for the determination of HCN content in mainstream smoke using constant flow analyzer (CFA). The recovery rate of HCN was above 99% and the relation...