Search Results

36 results

  1. CORESTA Congress, Quebec, 2014, Smoke Science/Product Technology Groups, ST 04

    Determination of fifteen primary and heterocyclic aromatic amines in mainstream cigarette smoke using liquid chromatography-mass spectrometry (LC-MS/MS)

    SPOKES M.
    Essentra Scientific Services, Jarrow, Tyne and Wear, U.K.
    The levels of potentially harmful compounds in mainstream cigarette smoke such as aromatic amines (AAs) have been of interest for many years. Gas chromatography-mass spectrometry (GC-MS) has previously been the most popular method for determination of AAs ...
  2. TSRC, Tob. Sci. Res. Conf., 2014, 68, abstr. 77

    Determination of selected flavour, humectant, and plasticiser compounds in tobacco, tobacco products, electronic cigarette liquid, and electronic cigarette vapour by gas chromatography with mass selective detection (GC-MSD) in selected ion monitoring (SIM) mode

    MELTON T.
    Essentra Scientific Services, Jarrow, UK
    Using CORESTA Recommended Method No. 60, Determination of 1,2-Propylene Glycol and Glycerol in Tobacco and Tobacco Products by Gas Chromatography, as a starting point, a method was developed and validated at Essentra Scientific Services for routine use in ...
  3. CORESTA Meeting, Agronomy/Phytopathology, 2013, Brufa di Torgiano, AP 15

    Field control efficacy of bio-organic fertiliser fermented with antagonists to tobacco bacterial wilt and its biocontrol mechanisms

    LIU Yanxia; LI Xiang; CAI Liuti; CAO Yi; SHI Junxiong
    Guizhou Tobacco Institute, Jinyang District, Guiyang, P.R. China
    An organic fertiliser made of rapeseed meal and dairy manure with proportion of 1:1 (w:w) was then solid fermented by two antagonists, making it bio-organic fertilizer (BOF). Field experiments were conducted in Anhui Province for two years to investigate ...
  4. CORESTA Congress, Sapporo, 2012, Agronomy/Phytopathology Groups, APPOST 09

    Cloning and bioinformatic analysis of orange protein (OR) gene from Nicotiana tabacum

    LEI Bo(1); LU Kun(2); DING Fu-zhang(1); LIU Xiao-rong(2); HU Zhong-yi(1); PAN Wen-jie(1)
    (1) Guizhou Tobacco Science Research Institute, Guiyang, Guizhou, P.R. China; (2) College of Agronomy and Biothehnology of Southwest University, Chongqing, P.R. China
    Previous microarray results indicated that the orange protein (OR) gene in the carotenoid biosynthesis pathway showed significant differential expression in leaves between moderate and light aroma tobacco areas. In order to obtain the full-length sequence ...
  5. Tobacco Science & Technology, 2012, 1, p. 74-77., ISSN.1002-0861

    Effects of girdling on physical characters and smoking quality of flue-cured tobacco leaves

    YANG Chunyuan
    Guizhou Tobacco Science Research Institute/China Tobacco Southwest Agricultural Experiment Station, Guiyang 550081, P.R. China
    In order to improve cultivation practices and promote leaf quality, the stalk of tobacco plant was girdled after topping. The results showed that the girdling affected physical characters and smoking quality of flue-cured tobacco leaves greatly. The ...
  6. Tobacco Science & Technology, 2012, 10, p. 31-35, ISSN.1002-0861

    Comparison of main secondary metabolite contents in flue-cured tobacco leaves from different areas in Guizhou

    GENG Zhaoliang(1); FENG Yonggang(1); XIANG Zhangmin(1); ZHANG Jie(1); CAI Kai(1); ZHU Xianling(*2)
    (1) Guizhou Tobacco Research Institute, Guiyang 550081, P.R. China; (2) Research Center of Tobacco and Health, University of Science and Technology of China, Hefei 230051, P.R. China
    In order to compare the secondary metabolite contents in flue-cured leaves from different areas in Guizhou Province, the leaf samples of C3F and B2F grades of K326, Yunyan 85, Yunyan 87, Guiyan 1 and Guiyan 201 varieties were collected from Daozhen, ...