Search Results

82 results

  1. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, APPOST 11

    Effect and mechanism of controlling tobacco weather fleck by Bacillus velezensis GJ11

    WANG Rui(1); HUANG Yong(1); QI Gaofu(2)
    (1) Enshi Tobacco Company of Hubei Province of CNTC, Enshi, Hubei, P.R. China; (2) College of Life Science and Technology, Huazhong Agricultural University, Wuhan, P.R. China
    Tobacco weather fleck is a kind of non-infective disease caused by O 3 injury at low temperature. Plant growth-promoting rhizobacteria (PGPRs) such as Bacillus velezensis confer benefits to crops by producing volatile organic compounds to trigger induced ...
  2. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, STPOST 18 (also presented at TSRC 2019)

    Comparison of a flame ionization detector (GC/FID) to a nitrogen-phosphorus detector (GC/NPD) for gas chromatographic determination of nicotine in conventional and ultra-low nicotine tobacco blends

    STINSON A.; STEELMAN D.; CLARK T.J.
    Liggett Group LLC, 100 Maple Lane Mebane NC, U.S.A.
    The established CORESTA method to determine nicotine in tobacco uses a gas chromatograph coupled with a flame ionization detector (GC/FID) (CRM 62) that uses mass spectrometry (GC/MS) (CRM 87). These methods were developed to evaluate conventional tobacco ...
  3. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, STPOST 70

    Structure and diversity analysis of microbial communities in cigar products by high-throughput sequencing technology

    YE Changwen(1); LI Lu(2); HE Chen(1); LI Dong(1); CHEN Lianfang(1); FAN Li(1); CHEN Chen(1); WEI Xuetuan(2)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China; (2) College of Food Science and Technology, Huazhong Agricultural University, Wuhan, P.R. China
    To investigate the structure and diversity of bacterial and fungal communities in cigar products, the bacterial 16S rRNA and fungal internal transcribed spacer (ITS) regions in 10 representative cigar samples were sequenced by high-throughput sequencing ...
  4. TSRC, Tob. Sci. Res. Conf., 2019, 73, abstr. 034 (also presented at CORESTA SSPT2019)

    Comparison of a flame ionization detector (GC/FID) to a nitrogen-phosphorus detector (GC/NPD) for gas chromatographic determination of nicotine in conventional and ultra-low nicotine tobacco blends

    STEELMAN D.; STINSON A.; CLARK T.J.
    Liggett Group, Mebane, NC, USA
    The established CORESTA method to determine nicotine in tobacco uses a gas chromatograph coupled with a flame ionization detector (GC/FID) (CRM 62) or that uses a mass spectrometer (GC/MS) (CRM 87). These methods were developed to evaluate conventional ...
  5. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 09

    Degradation property of degradable film and its effect on flue-cured tobacco development and soil ecological environment

    FAN Jun(1); TAN Jun(1); PENG Wuxing(1); ZHAO Xiuyun(2); WANG Rui(1); XIA Pengliang(1)
    (1) Enshi Company of Hubei Tobacco Company of CNTC, Enshi, Hubei, P.R. China; (2) College of Life Science and Technology, Huazhong Agricultural University, Wuhan, P.R. China
    Aiming at decreasing agricultural pollution caused by plastic film, degradation of photo-oxygen degraded and bio-degradable films and their effects on flue-cured tobacco development, soil temperature, moisture, enzyme activities and fungi community were ...
  6. CORESTA Meeting, Agronomy/Phytopathology, 2017, Santa Cruz do Sul, AP 51

    Change of microbial community composition in bacterial wilt infected tobacco-planting soils and regulation of the functional bio-organic fertiliser

    WANG Rui(1); TAN Jun(1); SHI Heli(1); ZHAO Xiuyun(2)
    (1) Enshi Tobacco Company of Hubei Province of CNTC, Enshi, Hubei, P.R. China; (2) College of Life Science and Technology, Huazhong Agricultural University, Wuhan, P.R. China
    Bacterial wilt caused by Ralstonia solanacearum is one of main soil-borne diseases during the growth of tobacco. Soil microbes play important roles in tobacco growth and health. Little is known about the differences of soil microbes between healthy and ...
  7. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 40 (also presented at TSRC 2017)

    A comparison of two different extraction methods for aromatic amines in mainstream smoke using gas chromatography-tandem mass spectrometry (GC/QQQ)

    STINSON A.(1); GILLILAND S.(1); HUCKINS A.(1); GILLMAN I.G.(2); BROWN S.S.(2); STEELMAN D.(1)
    (1) Liggett Group LLC, Mebane, NC, U.S.A.; (2) Enthalpy Analytical Inc., Durham, NC, U.S.A.
    The established GC-MS methods for the analysis of aromatic amines (o-Anisidine, o-Toluidine, 2,6-Dimethylaniline, 1-Aminonaphthalene, 2-Aminonaphthalene, and 4-Aminobiphenyl) involve complex sample preparation and analyzing the samples on a gas ...
  8. TSRC, Tob. Sci. Res. Conf., 2017, 71, abstr. 048 (also presented at CORESTA SSPT2017)

    A comparison of two different extraction methods for aromatic amines in mainstream smoke using gas chromatography-tandem mass spectrometry (GC/QQQ)

    STINSON A.(1); GILLILAND S.(1); HUCKINS A.(1); BROWN S.S.(2); GILLMAN I.G.(2)
    (1) Liggett Group, Mebane, NC, USA; (2) Enthalpy Analytical, Durham, NC, USA
    The established GC-MS methods for the analysis of aromatic amines (o Anisidine, o Toluidine, 2, 6 Dimethylaniline, 1 Aminonaphthalene, 2 Aminonaphthalene, and 4 Aminobiphenyl) involve complex sample preparation and analyzing the samples on a gas ...
  9. TSRC, Tob. Sci. Res. Conf., 2015, 69, abstr. 22

    The determination and comparison of ammonia content in tobacco products by ion chromatography and continuous flow analysis

    STINSON A.(1); GILLILAND S.(1); PAOLANTONIO A.M.(2); LOCKHART T.D.(2); GILLMAN I.G.(2)
    (1) Liggett Group LLC, Mebane, North Carolina, USA; (2) Enthalpy Analytical Inc., Durham, North Carolina, USA
    The FDA Center for Tobacco Products (CTP) has identified ammonia as a harmful or potentially harmful constituent (HPHC) in tobacco and tobacco products. However, there is currently not a single, generally accepted method for the determination of ammonia ...
  10. TSRC, Tob. Sci. Res. Conf., 2014, 68, abstr. 25

    The determination and comparison of hydrogen cyanide (HCN) levels in the mainstream smoke of three reference cigarettes using three different analytical techniques to understand differences and variability between methods

    STINSON A.(1); WHITEHEAD B.(1); TEWOLDE A.(1); PAOLANTONIO A.M.(2); ALVAREZ E.T.(2); GILLMAN I.G.(2)
    (1) Liggett Group LLC, Mebane, North Carolina, USA; (2) Enthalpy Analytical Inc., Durham, North Carolina, USA
    The FDA Center for Tobacco Products has identified hydrogen cyanide (HCN) as a harmful and potentially harmful constituent (HPHCs) in tobacco smoke. Currently there is no internationally accepted method for the analysis of hydrogen cyanide but at least ...