Search Results

75 results

  1. Sensors, 2011, 11, 2369-2384; doi:10.3390/s110302369

    Classification and quality evaluation of tobacco leaves based on image processing and fuzzy comprehensive evaluation

    FAN ZHANG (1,2); XINHONG ZHANG (3)
    1. Institute of Image Processing and Pattern Recognition, Henan University, Kaifeng 475001, P.R. China 2. College of Computer and Information Engineering, Henan University, Kaifeng, 475001, P.R. China 3. Computing Center, Henan University, Kaifeng 475001, P.R. China
    Most of classification, quality evaluation or grading of the flue-cured tobacco leaves are manually operated, which relies on the judgmental experience of experts, and inevitably limited by personal, physical and environmental factors. The...
  2. Tobacco Science & Technology, 2011, 1, p. 36-42., ISSN.1002-0861

    Caspase-mediated apoptosis of human bronchial epithelial cells induced by crotonaldehyde

    LIU XING-YU(1,2); YANG ZHI-HUA(3); PAN XIU-JIE(3); ZHU MAO-XIANG(3); XIE JIAN-PING(4)
    1. Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian 116023, Liaoning, P.R. China; 2. Beijing Work Station, Technology Center of Shanghai Tobacco (Group) Corporation, Beijing 101121, P.R. China; 3. Institute of Radiation Medicine, Academy of Military Medical Sciences, Beijing 100850, P.R. China; 4. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to assess the health risk of cigarette smoke, crotonaldehyde-induced cell death and its mechanism in BEAS-2B cells were investigated. Cell survival rate, intracellular ATP level, apoptosis rate, cytochrome c released from mitochondria to...
  3. Tobacco Science & Technology, 2011, 1, p. 43-47., ISSN.1002-0861

    Structure verification and thermal decomposition kinetics of β-ionone and β-cyclodextrin inclusion compound

    JI XIAO-MING(1); LIU YUN(2); SU CHANG-TAO(1); ZHAO MING-QIN(1)
    1. College of Tobacco Science, Henan Agriculture University, Zhengzhou 450002, P.R. China; 2. Baoji Tobacco Company, Baoji 721000, Shaanxi, P.R. China
    An inclusion compound of β-ionone and β-cyclodextrin was prepared from their saturated solution, analyzed by thermogravimetric analyzer, differential thermal analyzer and IR spectrometer, and applied to cigarette as a flavor. The results showed that:...
  4. Tobacco Science & Technology, 2011, 1, p. 48-51., ISSN.1002-0861

    Online monitoring of major chemical components in reconstituted tobacco by AOTF-NIR

    WANG BAO-XING(1);ZOU ZHEN-MIN(2); LIU WEI-JUAN(1); LI XIAO-YA(1); HOU YING(1); DONG HAI-PING(2); WEI QING(1)
    1. Yunnan Reascend Tobacco Technology (Group) Co., Ltd., Kunming 650106, P.R. China; 2. Jinan Brimrose Co., Ltd., Jinan 250100, P.R. China
    For online quality monitor of a paper-making process, the models for predicting nicotine, total sugar, reducing sugar, chlorine ion and potassium ion in reconstituted tobacco were established by the application of acoustooptic tunable near-infrared...
  5. Tobacco Science & Technology, 2011, 1, p. 52-55., ISSN.1002-0861

    Reducing TSNAs in cigarette smoke by spindle β-FeOOH

    HOU HONG-WEI(1); ZHU YOU(1); TANG GANG-LING(1); HU QING-YUAN(1); YANG LIU(2); QIN YUN-HUA(2)
    1. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; 2. Hongta Tobacco (Group) Co., Ltd., Yuxi 653100, Yunnan, P.R. China
    In order to decrease the deliveries of NNN and NNK in cigarette smoke, a hydrolyzate of FeCl3 in the mixture of ethanol and water was characterized by FE-SEM, TEM, BET and XRD. The NNN and NNK contents in the smoke of cigarette samples added with the...
  6. Tobacco Science & Technology, 2011, 1, p. 56-59., ISSN.1002-0861

    Simultaneous determination of Cr3+, Al3+ and Fe3+ in tobacco with artificial neural networks by catalytic kinetic spectrophotometry

    FU YING-QIANG(1); YAO LAN(2); FANG RUI-PING(1); CHEN NING-SHENG(1)
    1. School of Biology and Chemical Engineering, Anhui Polytechnic University, Wuhu 241000, Anhui, P.R. China; 2. Wuhu Cigarette Factory, Wuhu 241000, Anhui, P.R. China
    A method for simultaneous determining of chromium (III), aluminum (III) and iron (III) by catalytic kinetic spectrophotometry was realized based on the principle that Cr (III) Al (III) and Fe (III) catalyzing simultaneously the reaction of brilliant...
  7. Tobacco Science & Technology, 2011, 1, p. 60-65., ISSN.1002-0861

    Comparison of major components in leaf trichome exudate of flue-cured tobacco grown under different climatic conditions

    ZHU XIAN-LING(1); PAN WEN-JIE(2); CHEN YI(2); CHEN WEI(2); LI ZHANG-HAI(1); ZHANG JI-LI(1); XU ZENG-HAN(1); LI HONG-XUN(2)
    1. Research Center of Tobacco and Health, University of Science and Technology of China, Hefei 230051, P.R. China; 2. Guizhou Tobacco Science Research Institute, Guiyang 550023, P.R. China
    In order to find out the effects of climatic factors on leaf trichome exudates, a field experiment on flue-cured tobacco cv. Yun 85 was conducted at Longgang of Kaiyang County, Weining County and Tianzhu County in Guizhou Province. Ripe leaves...
  8. Tobacco Science & Technology, 2011, 1, p. 70-73., ISSN.1002-0861

    Real-time reverse transcription PCR for assessment of cmv multiplication affected by antivirus substance

    WANG FANG; GAO ZHENG-LIANG; ZHOU BEN-GUO; LEI YAN-LI; XU DA-FENG; LI YING
    Tobacco Research Institute of Anhui Academy of Agriculture sciences, Hefei 230031, P.R. China
    To accurately test the content of virus in tobacco after treated by antivirus substance, a real-time PCR assay system was established. A bacteria strain antagonistic to the cucumber mosaic virus (CMV), B6, was isolated from a field of tobacco. The...
  9. Tobacco Science & Technology, 2011, 1, p. 74-78., ISSN.1002-0861

    Inductive effect and synergism of fungicides against tobacco bacterial wilt disease

    CHEN ZE-PENG(1); WANG TAO(2); CHEN WEI-MING(1); WANG XIAO-BIN(1); WAN SHU-QING(2)
    1. Guangdong Tobacco Monopoly Administration, Guangzhou 510610, P.R. China; 2. Key Laboratory of Pesticide & Chemical-Biology of Education Ministry, South China Agricultural University, Guangzhou 510642, P.R. China
    The effects of inducers on the resistence of tobacco plant against tobacco bacterial wilt disease were tested in vitro and in vivo by injecting the suspension of Ralstonia solanacearum into tobacco leaf veins. The results showed that Benzothiadiazole...
  10. Tobacco Science & Technology, 2011, 10, p. 36-38., ISSN.1002-0861

    Determination of chlorine in organic fertilizer with continuous flow analytical method

    WU YU-PING; XIE QIAO-LIN; MU XUE; KONG GUANG-HUI; XIA ZHEN-YUAN
    Yunnan Academy of Tobacco Agricultural Science, Yuxi 653100, Yunnan, P.R. China
    In order to determine the chlorine in organic fertilizer rapidly, the sample preparation conditions, recovery and precision of continuous flow analysis method for determining chlorine in organic fertilizer for tobacco were tested. The determined...