Search Results

9 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. 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 ...
  3. Tobacco Science & Technology, 2010, 6, p. 63-67., ISSN.1002-0861

    Cloning and sequence characterizing a Mlo Gene in Nicotiana tabacum

    WU XIAO-YONG(1); SUN YAN-XIA(1); HE GANG(1); REN XUE-LIANG(2); GOU XIAO-JUN(1)
    1. College of Bio-Industry of Chengdu University, Chengdu 610106, P.R. China; 2. Tobacco Science Research Institute of Guizhou Province, Guiyang 550003, P.R.China
    Mlo (barley powdery mildew resistance gene) gene family is a kind of negative regulator of plant resistant to disease, mutations in this gene can be resistant to a wide variety of diseases. The rice Mlo gene (GenBank accession number: AK099399.1) was ...
  4. Tobacco Science & Technology, 2010, 6, p. 68-72., ISSN.1002-0861

    Effects of film mulching on heavy metal contents in flue-cured tobacco

    CHEN QING-YUAN; SHANG SHENG-HUA; LU NING
    Tobacco Science Research Institute of Guizhou Province, Guiyang 550023, P.R. China
    To explore the measures for heavy metal control, the effects of film mulching on the contents of heavy metals in soil and flue-cured tobacco leaf were experimented in the field, where the soil was polluted by heavy metals, Cd, Pb, Hg and Cr. The results ...
  5. 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 ...
  6. 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, ...
  7. 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 ...
  8. 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 ...