Search Results

95 results

  1. CORESTA Meeting, Agronomy/Phytopathology, 2015, Izmir, Turkey, AP 04

    Selection and identification of a tobacco endophytic bacteria strain L1 with inhibitory effect against TMV

    ZHAN Huaixu; WANG Fenglong; SHEN Lili; YANG Jinguang; QIAN Yumei; CHEN Dexin
    Qingzhou Tobacco Research Institute of CNTC, Qingdao, Shandong, P.R. China
    The objective of this study is to screen a biocontrol bacterial strain with significant inhibitory effect against TMV (Tobacco mosaic virus). The strains were isolated from leaves of tobacco var. Luyan 1 resistant to TMV. The anti-TMV strain was tested by ...
  2. TSRC, Tob. Sci. Res. Conf., 2015, 69, abstr. 51

    Investigate particle size distributions of electronic cigarette aerosols using a multi-angle light scattering instrument

    SONG C.(1); HOLVE D.(2); ALDERMAN S.L.(1)
    (1) R.J. Reynolds Tobacco Company, Winston Salem, NC USA; (2) EnviroMetrix Instruments LLC, Berkeley, CA USA
    Particle size distribution measurement of electronic cigarette aerosols represents a great experimental challenge due to the volatile nature of the particulate compositions and the high number density (up to 1010 per cubic centimeter). Efforts have been ...
  3. CORESTA Congress, Quebec, 2014, Agronomy/Phytopathology Groups, AP 22

    Mapping of two white stem genes in tetraploid common tobacco (Nicotiana tabacum L.)

    WU Qingzhang; WU Xinru; ZHANG Xuefeng; JIANG Caihong; WANG Yuanying; LIU Guanshan
    Chinese Academy of Agricultural Sciences, Tobacco Research Institute, Qingdao, P.R. China
    Leaf colour is an indicator of chlorophyll (Chl) level and isolating leaf colour mutants can facilitate the understanding of Chl metabolism regulation. Here we describe an ethyl methanesulfonate-induced light colour mutant white stem 1 (ws1) in common ...
  4. CORESTA Congress, Quebec, 2014, Agronomy/Phytopathology Groups, AP 35

    Screening, identification and characterisation of an Arthrobacter sp. strain MC-10 capable of degrading quinclorac

    CHEN Dexin(1); ZHANG Shun(1,2); HUANG Guolian(3); XU Jialai(4); LI Bin(5); LI Hongguang(3)
    (1) Qingzhou Tobacco Research Institute of CNTC, Qingdao, P.R. China; (2) Chinese Academy of Agricultural Sciences, Graduate School, Beijing, P.R. China; (3) Hunan Chenzhou Tobacco Company, Chenzhou, P.R. China; (4) Shandong Tobacco Research Institute, Ji’nan, P.R. China; (5) Sichuan Tobacco Company, Chengdu, P.R. China
    The objective of this study was to screen strains able to degrade quinclorac efficiently. The strains were isolated from the perennial administration quinclorac paddy fields. The strain MC-10, which can degrade quinclorac efficiently, was screened by ...
  5. CORESTA Congress, Quebec, 2014, Agronomy/Phytopathology Groups, AP 51

    Degradation and residue levels of triadimefon and its toxic metabolite in tobacco leaf

    LI Yiqiang(1); YANG Liqiang(1,2); LIU Wanfeng(3); XU Guangjun(1); SUN Jianhong(2); CAO Shoutao(2); GAO Yun(2); XU Jinli(1); ZHENG Xiao(1)
    (1) Qingzhou Tobacco Research Institute of China National Tobacco Corporation, Qingdao, Shandong, P.R. China; (2) China Tobacco Shandong Industrial Co., Ltd, Jinan, Shandong, P.R. China; (3) China Tobacco Hunan Industrial Co., Ltd, Changsha, Hunan, P.R. China
    In order to further study about different factors of pesticide residues and dissipation characteristics of triadimefon and its metabolite, and provide scientific data for MRLs and proper use of pesticide on tobacco, the dissipation and residue of ...
  6. CORESTA Congress, Quebec, 2014, Agronomy/Phytopathology Groups, APPOST 29

    Dissection of genetic overlaps between brown spot and black shank disease resistances in tobacco (Nicotiana tabacum L.) line Beinhart 1000

    JIANG Caihong; WANG Yuanying; GAO Tingting; YANG Aiguo; CHENG Lirui; REN Min; FENG Quanfu; LUO Chenggang
    Chinese Academy of Agricultural Sciences, Qingzhou Tobacco Research Institute of CNTC, Key Laboratory for Tobacco Gene Resources, Qingdao, P.R. China
    Brown spot and black shank have been two serious fungal diseases, resulting in huge losses to tobacco production. Tobacco line Beinhart 1000-1 is resistant against brown spot and black shank and appropriate for the genetics analysis and resistance ...
  7. CORESTA Congress, Quebec, 2014, Smoke Science/Product Technology Groups, STPOST 17

    Global profiling of metabolites from saliva of tobacco consumers

    PRASAD G.L.(1); JONES B.A.(1); SCHMIDT E.(1); KENNEDY A.D.(2)
    (1) R.J. Reynolds Tobacco Company, R&D Department, Winston-Salem, NC, U.S.A.; (2) Metabolon, Durham, NC, U.S.A.
    The long-term health effects associated with cigarette smoking have been shown to be more harmful compared to those associated with the consumption of non-combustible tobacco products, such as moist snuff. In order to investigate the long-term health ...
  8. TSRC, Tob. Sci. Res. Conf., 2014, 68, abstr. 17

    Global profiling of metabolites from saliva of tobacco consumers

    PRASAD G.L.(1); JONES B.A.(1); SCHMIDT E.(1); KENNEDY A.D.(2)
    (1) R.J. Reynolds Tobacco Company, Winston-Salem, North Carolina, USA; (2) Metabolon, Durham, North Carolina, USA
    The long-term health effects associated with cigarette smoking have been shown to be more harmful compared to those associated with the consumption of non-combustible tobacco products, such as moist snuff. In order to investigate the long-term health ...
  9. TSRC, Tob. Sci. Res. Conf., 2014, 68, abstr. 38

    Analysis of free amino acids in tobacco with a new LC/MS/MS procedure

    MOLDOVENAU S.C.(1); ZHU J.(2)
    (1) R.J. Reynolds Tobacco Company, Winston-Salem, North Carolina, USA; (2) Lancaster Labs. Inc., Winston-Salem, North Carolina, USA
    The levels of amino acids in tobacco are important for leaf characterization. They contribute substantially to the level of toxicants in cigarette smoke, and to the sensory properties of cigarettes. The analysis of amino acids in tobacco leaf has been ...
  10. CORESTA Meeting, Agronomy/Phytopathology, 2013, Brufa di Torgiano, AP 40

    The analysis of molecular marker and evolution based on tobacco EST

    GONG Daping; XIE Minmin; SUN Yuhe
    Qingzhou Tobacco Research Institute of CNTC, Laoshan District, Qingdao City, Shandong, P.R. China
    Tobacco is an allotetraploid (2n = 4x = 48) and most likely derived from a tetraploidization event involving the diploid species Nicotiana sylvestris (S-genome, 2n = 24) and Nicotiana tomentosiformis (T-genome, 2n = 24). Two full length cDNA libraries ...