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  1. CORESTA Congress, Sapporo, 2012, Agronomy/Phytopathology Groups, AP 27 (Poster)

    Studies on surface microstructure characteristics of flue-cured tobacco leaves in different areas in China

    GUO Wei-min; ZHANG Yan-ling; CAI Xian-jie; ZHANG Shi-xiang; WANG Jian-wei; YIN Qi-sheng
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    The appearance quality determination of tobacco leaves is currently highly dependent on human judgment, and looking for objective methods is of increasing concern. The microstructure of tobacco leaves is the basis for appearance quality, thus the...
  2. CORESTA Congress, Sapporo, 2012, Agronomy/Phytopathology Groups, APPOST 12

    Biocontrol efficiencies and identification of nematicidal metabolite from strain BJLSH9 towards nematode and Phytophthora nicotianae

    DUAN Yan-qing(1); LI Ping(2); ZHE Wei(1); XI Jia-qin(3); XIA Jianjun(1); WANG Wenyuan(1); JIANG Junxiang(1); MO Ming-he(2)
    (1) Technology Center of Hongyun Honghe Tobacco (Group) Co., Ltd, Wuhua District, Kunming, P.R. China; (2) Key Laboratory for Conservation and Utilisation of Bio-Resources, Yunnan University, Kunming, P.R. China; (3) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    BJLSH9, an actinomycete exhibiting both nematicidal and antifungal activities, was isolated from rhizospheric soil of willow in Beijing. Bioassay results in vivo showed that BJLSH9 displayed a 50.05% efficiency to suppress radial growth of...
  3. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, PT 02 (Poster)

    Filtration efficiencies and distribution patterns of nicotine in filters of different structure

    WEN Jian-hui(1); DU Wen(1); PENG Bin(2); ZHANG Xiao-bing(2); LIU Xiao-qing(1); LI Yan-ping(1); XIE Fu-wei(2); WANG Zhi-guo(1); LIU Hui-min(2)
    (1) R&D Center of China Tobacco Hunan Industrial Co., Ltd., Changsha, Hunan, P.R. China; (2) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    The filtration efficiencies of filters of different structure to nicotine and the space distribution patterns of nicotine retention in filters were studied. By quantitatively analysing the nicotine deliveries in mainstream cigarette smoke and...
  4. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, PT 14 (Poster)

    Evaluation of release behaviour of nicotine from tobacco chewing gum

    ZHANG Wen-juan; LI Peng; HE Bao-jiang; ZHANG Jian-xun; ZONG Yong-li
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    A simulated chewing machine capable of evaluating the in vitro release behaviour of nicotine from tobacco chewing gum (TCG) was developed. It was composed of a temperature control module, simulated chewing module, artificial saliva adding module,...
  5. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, SSPTPOST 14

    Study on mechanisms of hydrocyanic acid formation during glycine pyrolysis

    HAO Ju-fang; GUO Ji-zhao; XIE Fu-wei; XIA Qiao-ling; XIE Jian-ping
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    To find out the HCN formation process during glycine pyrolysis, the small molecule gaseous pyrolysates, H2O, NH3, CO2, CO, HNCO and HCN, were analysed in real-time with TG-FTIR. The volatile pyrolysis products and solid residues at certain...
  6. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, SSPTPOST 18

    Simultaneous determination of ten aromatic amines in mainstream cigarette smoke by liquid chromatography/electrospray ionisation tandem mass spectrometry

    YU Jing-jing; WANG Sheng; XIE Fu-wei; XIA Qiao-ling; ZHAO Ge; ZHANG Xiao-bing
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    For rapidly, sensitively and comprehensively analysing the aromatic amines in mainstream cigarette smoke, a liquid chromatography-electrospray ionisation tandem mass spectrometric (LC-MS/MS) method coupled with solid phase extraction (SPE) was...
  7. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, SSPTPOST 27

    Preparation of dual functional mesoporous MCM-41 containing alkaline and transition metalgroups for selectively removing hydrogen cyanide from cigarette smoke

    NIE Cong(1); SUN Xuehui(1); WANG Mingfeng(2); ZHAO Le(1); JIANG Juxing(2); PENG Bin(1); WANG Yipeng(1); YANG Song(1)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China; (2) Hongyun Honghe Tobacco (Group) Co., Ltd, Kunming, P.R. China
    In this study, inorganic mesoporous MCM-4l was synthesised by hydrothermal synthesis and functionalised by both alkaline and transition metal groups. The structures of the obtained dual functional MCM-41 were characterised by XRD, elemental...
  8. Tobacco Science & Technology, 2012, 1, p. 47-51., ISSN.1002-0861

    Analysis of harmful aldehyde and ketone compounds in sidestream cigarette smoke

    JIANG Lamei(1); LIAN Wenliu(1); DING Shichao(1); WANG Sheng(2); QIAN Xiaochun(1); TAN Haifeng(1); LIU Feng(1)
    (1) Technology Center of China Tobacco Hunan Industrial Co., Ltd., Changsha 410014, P.R. China; (2) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to determine the harmful aldehyde and ketone compounds in sidestream cigarette smoke, the influences of each part of trapping device and sample preparation on the determined values of eight aldehyde and ketone compounds were investigated. A...
  9. Tobacco Science & Technology, 2012, 1, p. 52-56., ISSN.1002-0861

    Relationship between physical-chemical indexes and full flavor style degree of flue-cured tobacco leaves

    XUE Chaoqun(1); WANG Jianwei(1); XI Jiaqin(1); YANG Lijun(2)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; (2) Zhumadian Tobacco Company of Henan Province, Zhumadian 463000, Henan, P.R. China
    Sixty C3F samples of flue-cured tobacco leaves were collected from Zhumadian to analyze the relationship between physical-chemical indexes and full flavor style degree of leaves with correlation analysis and stepwise regression analysis. The results...
  10. Tobacco Science & Technology, 2012, 1, p. 62-68., ISSN.1002-0861

    Quantitation of surface color of flue-cured tobacco leaves and its relationship with carotenoid

    GUO Weimin(1); WEI Chunyang(1); ZHANG Yanling(1); CAI Xianjie(1); ZHANG Shixiang(1); WANG Jianwei(1); WANG Weichao(2); LI Weiguan(2); CAO Xiaotao(2); YIN Qisheng(1)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; (2) Xiangcheng Branch of Xuchang Tobacco Company, Xiangcheng 461700, Henan, P.R. China
    In order to reveal the possible causes about the color difference among flue-cured tobacco leaves of different growing areas in China, the surface color of tobacco leaves, C3F, from 60 counties in 11 provinces were measured, analyzed and...