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11 results

  1. CORESTA Congress, Edinburgh, 2010, AP 16

    Isolation, identification and characterization of a nicotine-degrading bacterium Acinetobacter sp. ND12

    DUAN Yanqing; ZENG Xiaoying; LI Hongjuan; ZHE Wei; WANG Mingfeng; YANG Jinkui
    Technology Center of Hongyun Honghe Tobacco (Group) Co, Ltd., Kunming, China
    A novel bacterium, strain ND12, was newly isolated from the tobacco plantation soil and identified as Acinetobacter sp. ND12 based on morphology, physiological tests, 16S rRNA sequence and phylogenetic analysis. The isolate could utilize nicotine as the ...
  2. CORESTA Congress, Edinburgh, 2010, PT 05

    Determination of free amino acids with multiphoton- excited fluorescence detection based on nano-scale channel electrophoresis separation

    CHEN Sheng; XIONG Guoxi
    Technology Center of China Tobacco Hubei Industrial Co. Ltd., Wuhan City, China
    As a novel nano-technology, nano-scale channel electrophoresis separation (NCS) technique (a hole or channel 0.1-500 nanometer in diameter) is widely applied in biomedical, chemical fields, and so on. Multiphoton-excited fluorescence (MPEF) takes ...
  3. Tobacco Science & Technology, 2010, 11, p. 5-8., ISSN.1002-0861

    Sensory quality evaluation of Hubei flue-cured tobacco and its similarity with Zimbabwean flue-cured tobacco

    WANG XIN(1); ZHAO YUN-FEI(1); YAN TIE-JUN(2); LIN GUO-PING(1)
    1. Tobacco Research Institute of Hubei Province, Wuhan 430030, P.R. China; 2. Technical Research & Development Center, China Tobacco Hubei Industrial Co., Ltd., Wuhan 430051, P.R. China
    The sensory quality of Hubei flue-cured tobacco and its similarity with Zimbabwean flue-cured tobacco were analyzed. The results showed that: 1) Enshi tobacco offered better aroma quality, plentiful aroma quantity, less offensive odor, little irritancy ...
  4. Tobacco Science & Technology, 2010, 12, p. 36-39., ISSN.1002-0861

    Residue of butralin in tobacco and its transfer rate into tobacco smoke

    LUO HUA-YUAN(1); WANG SHAO-KUN(1); DONG SHI-FEI(1,2); PENG MAN-JIANG(1); ZHANG JUN-SONG(2)
    1. Hongyun Honghe Tobacco (Group) Co., Ltd., Kunming 650202, P.R. China; 2. School of Food and Bioengineering, Zhengzhou Institute of Light Industry, Zhengzhou 450002, P.R. China
    In order to determine the residue of butralin in tobacco and its transfer rate into smoke, a method for determining butralin with GC-MS/MS is developed. The butralin in sample was extracted with acetonitrile saturated by n-hexane, purified by graphite ...
  5. Tobacco Science & Technology, 2010, 12, p. 49-51., ISSN.1002-0861

    Effects of cigarette paper on deliveries of seven harmful components in mainstream cigarette smoke

    ZHENG QIN(1,2); CHENG ZHAN-GANG(1); LI HUI-RONG(1,2); CAI BING(1); WANG JIAN-XIN(1); GONG SHU-LING(3)
    1. R&D Center, China Tobacco Hubei Industrial Co. Ltd., Wuhan 430051, P.R. China; 2. College of Life Sciences, Wuhan University, Wuhan 430072, P.R. China; 3. College of Chemistry and Molecular Sciences, Wuhan University, Wuhan 430072, P.R. China
    : In order to reduce the harm of smoking to human health, the effects of permeability and basis weight of and additives in cigarette paper on the contents of seven harmful components in mainstream cigarette smoke were investigated. The results showed that: ...
  6. Tobacco Science & Technology, 2010, 12, p. 8-11., ISSN.1002-0861

    Selection of representative indexes for strip structure

    HE JIE-WANG(1); WANG MAN(2); XIE HAO(1); CHEN LIANG-YUAN(3); WU FENG-GUANG(1); YAN TIE-JUN(1)
    1. Technology Center of China Tobacco Hubei Industrial Co., Ltd., Wuhan 430052, P.R. China; 2. Tobacco College of Henan Agriculture University, Zhengzhou 450002, P.R. China; 3. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    To select the representative indexes for strip structure, 290 strip samples were collected from 12 tobacco redrying factories. Nine indicators for strip structure were clustered with systematic cluster analysis and grey incidence cluster analysis, and the ...
  7. Tobacco Science & Technology, 2010, 7, p. 26-28., ISSN.1002-0861

    Influences of low-temperature treated cut filler on moisture and CO contents in cigarette smoke

    XU AN-CHUAN; WANG CHAO; HU WEI-YAO
    Technology Center of Hongyun Honghe Tobacco (Group) Co., Ltd., Kunming 650202, P.R. China
    To study the effects of low temperature treatment of cut filler on the contents of moisture and CO in mainstream cigarette smoke, the cut filler leaving the flavoring cylinder was directly kept under low temperature of-5,-10,-15 and-20 °C for 10, 20 and ...
  8. Tobacco Science & Technology, 2010, 7, p. 43-47., ISSN.1002-0861

    Factor analysis and stepwise discriminant analysis of chemical data of blended tobacco

    ZENG XIAO-YING(1); LI QING-HUA(1,2); WANG YU(3); WANG BAO-XING(3); HOU YING(3); XU GUO-WANG(2)
    1. Technology Centre of Hongyun Honghe Tobacco (Group) Co., Ltd., Kunming 650202, P.R. China; 2. Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian 116023, Liaoning, P.R. China3. Yunnan Reascend Tobacco Technology (Group) Co., Ltd., Kunming 650106, P.R. China
    In order to find out the main chemical data influencing the smoking quality of blended tobacco, factor analysis and stepwise discriminant analysis were carried out on the basis of the test data of 16 chemical components in 3 modular tobacco blends, ...
  9. Tobacco Science & Technology, 2010, 8, p. 10-17., ISSN.1002-0861

    Design of cigarette blend based on analysis of volatile components in tobacco leaf

    YANG LEI(1,2); YANG QING(2); LI YONG(2)
    1. Zhengzhou University of Light Industry, Zhengzhou 450002, P.R. China; 2. Honghe Branch, Technology Center, Hongyun Honghe Tobacco Group, Mile 652300, Yunnan, P.R. China
    In order to improve cigarette quality, the volatile components in tobacco leaves of different varieties, grades, growing years and areas and cut tobacco of 3 modules making up blend A of Honghe brand series were analyzed with GC/MS. Based on the analysis ...
  10. Tobacco Science & Technology, 2010, 8, p. 61-64., ISSN.1002-0861

    Improvement of flue-cured tobacco quality with Bacillus pumilus

    HUANG JING-WEN(1); DUAN YAN-QING(2); ZHE WEI(2); WANG MING-FENG(2); ZHANG KE-QIN(1); YANG JIN-KUI(1)
    1. Laboratory for Conservation and Utilization of Bio-resources, Yunnan University, Kunming 650091, P.R. China; 2. Technology Centre, Hongyun Honghe Tobacco (Group) Co., Ltd., Kunming 650202, P.R. China
    A strain of Bacillus pumilus, Van35, was isolated and screened from the surface of flue-cured tobacco leaves, the microbial agent prepared from it was sprayed on cut tobacco. The treated cut tobacco was fermented at 45 °C and relative humidity 60% for 21 ...