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93 results

  1. TSRC, Tob. Sci. Res. Conf., 2010, 64, abstr. 22

    Evaluation of cytotoxicity of different tobacco preparations

    ARIMILLI S.; DAMRATOSKI B.E.; BOMBICK B.; SWORDS W.E.; BORGERDING M.; PRASAD G.L.
    Wake Forest University School of Medicine, Dept. of Microbiology & Immunology, Winston-Salem, NC, USA
    Current debate regarding the potential for significant reductions in human health risk associated with smokeless tobacco (ST) use compared to cigarette smoking suggests further examination of the relative cellular/molecular effects of non-combustible and ...
  2. 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 ...
  3. Tobacco Science & Technology, 2010, 6, p. 44-50., ISSN.1002-0861

    Synthesis of 1,2-O-Propylidene-3,5-O-di(phenylethenoxylcarbonyl succinyl)-D-xylofuranose and its application in cigarette

    LIU YUN; JI XIAO-MING; ZHAO MING-QIN; LIU LE; LU YE
    College of Tobacco Science, Henan Agriculture University, Zhengzhou 450002, P.R. China
    1,2-O-Propylidene-3,5-O-di(phenylethenoxylcarbonyl succinyl)-D-xylofuranose was synthesized from 1,2-O-propylidene-α-D-xylofuranose and phenylethyl monosuccinate with 4-dimethylaminopyridine (4-DMAP) as a catalyst and N, N’-dicyclohexylcarbodiimide (DCC) ...
  4. Tobacco Science & Technology, 2010, 8, p. 65-68., ISSN.1002-0861

    Comparison experiment on cigar wrapper tobaccos

    SHI XIANG-DONG(1); WANG YI-HENG(1); CUI JUN-MING(2); YUAN BO(2)
    1. Henan Agricultural University, Zhengzhou 450002, P.R. China; 2. Tongxiang Tobacco Company of Zhejiang Province, Tongxiang 314500, Zhejiang, P.R. China
    In order to find a solution to the shortage of cigar wrapper tobacco and select quality cigar tobacco cultivars adaptive for growing in Tongxiang, the field comparison experiments between ND1, ND2, ND3, ND4, ND5, American, Cuban and Indonesian cultivars ...
  5. Tobacco Science & Technology, 2010, 9, p. 57-60., ISSN.1002-0861

    Effects of upper leaf harvesting methods on physicochemical and economic properties of flue-cured tobacco

    GAO WEI-KAI(1); SHI HONG-ZHI(1); LIU GUO-SHUN(1); DU SHAO-MING(2); WANG JIAN-AN(1); YA PING(2); ZHANG XIAO-YUAN(2)
    1. National Tobacco Cultivation & Physiology & Biochemistry Research Center, Henan Agricultural University, Zhengzhou 450002, P.R. China; 2. Lincang Tobacco Company of Yunnan Province, Lincang 677000, P.R. China
    Flue-cured tobacco samples from Lincang tobacco growing area was used to investigate the effects of harvesting methods (upper leaves harvest completed by two primings at regular interval and by one priming) on physical character, chemical composition and ...
  6. 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 that ...
  7. Tobacco Science & Technology, 2009, 6, p. 60-4, ISSN.1002-0861

    Field trials of plant-based nematicide against tobacco root-knot nematode

    LIU TAO; ZHAO SHI-MIN; WANG TING-XIAO
    Henan Agricultural University, College of Plant Protection, Zhengzhou, China
    In order to replace the chemical nematicides of high toxicity, high residue and high cost, the field trials were conducted to study the control effect of a plant-based nematicide against tobacco root-knot nematode. Plant-based nematicide 15%WP (30, 45kg ...
  8. Tobacco Science & Technology, 2009, 7, p. 48-52, ISSN.1002-0861

    Histology and cytology research on development of tobacco leaf

    SHI XIANG-DONG; FANG YUAN; YANG SHUANG-JIAN
    Henan Agricultural University, National Tobacco Cultivate Physiology and Biochemistry Research Centre, Zhengzhou, China.
    The change of tissue and cell structure of flue-cured tobacco lower leaf was examined continuously from emergence to over maturity with paraffin method and electron microscopy chemistry. The results showed that: along with the development of leaves, the ...
  9. Tobacco Science & Technology, 2009, 7, p. 57-60, ISSN.1002-0861

    Application of principal component analysis and Cluster analysis in tobacco quality evaluation

    MA JING-MIN; LIU GUO-SHUN; SHI XIANG-DONG
    Tobacco College of Henan Agricultural University, National Tobacco Cultivation and Physiology & Biochemistry Research Centre, Zhengzhou, China
    Combining with appearance quality and chemical analysis, the quality of 45 samples from Xinyang tobacco growing area in Henan was evaluated by principal component analysis and cluster analysis. The results showed that the appearance quality of samples was ...
  10. CORESTA Congress, Shanghai, 2008, AP 02

    Nicotine conversion in different Burley genotypes and from different producing areas of China

    SHI Hongzhi; XIE Zifa; LIU Guoshun; LI Chao; CHEN Zhihua; MA Lin; WANG Tao
    Henan Agricultural University, Zhengzhou, Henan, China
    Gas chromatography was used to analyze the alkaloid composition and contents in Burley leaves from different areas and genotypes of China; the proportion of converters and the percent nicotine conversion were calculated. The results indicated that the ...