Search Results

102 results

  1. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 06

    Effects on the enzyme activity and microbial community of soil under different fertilizations

    LI Xiang; LIU Yanxia; ZOU Yan; ZHANG Heng; ZHU Jingwei; SHI Junxiong
    Guizhou Academy of Tobacco Science of CNTC, Guiyang, Guizhou, P.R. China
    Different fertilizations have significant different effects on soil enzyme activity and micro-organisms. In this paper, high-throughput sequencing was used to analyze the tobacco planting soil with long-term different fertilizations in Guizhou Province. ...
  2. CORESTA Meeting, Agronomy/Phytopathology, 2017, Santa Cruz do Sul, AP 01

    Investigation and research of microbial information in tobacco-planted soil from different ecological regions in Guizhou Province

    LI Xiang; LIU Yanxia; SHI Junxiong; ZHANG Heng; CAI Liuti; ZOU Yan
    Guizhou Academy of Tobacco Science of CNTC, Guiyang, Guizhou, P.R. China
    Soil microbial characteristics can sensitively reflect soil quality and health index. In order to illustrate the difference in microbial information between different ecological regions, tobacco-planted soils were collected from 31 regions in Guizhou ...
  3. CORESTA Meeting, Agronomy/Phytopathology, 2017, Santa Cruz do Sul, AP 13

    The inhibitory effects of salicylic acid on the potassium outflow from tobacco

    ZHAO Jiehong
    Key Laboratory of Molecular Genetics of CNTC, Guizhou Academy of Tobacco Science, Guanshanhu District, Guiyang, Guizhou, P.R. China
    Potassium (K +), as one of the most important nutrient elements, plays important roles in tobacco production, such as stress resistance and improvement of leaf combustibility and quality. After topping or during drought stress, K + usually outflows from ...
  4. TSRC, Tob. Sci. Res. Conf., 2017, 71, abstr. 074

    The enantiomeric composition of N'-nitrosonornicotine in air-cured tobacco influenced by nicotine demethylation

    CAI Bin(1); JI Huihua(2); FANNIN F.F.(2); BUSH L.P.(2)
    (1) Guizhou Academy of Tobacco Science, Guiyang City, China; (2) University of Kentucky, Lexington, KY, USA
    N'-nitrosonornicotine (NNN) is a potent and organ-specific carcinogen found in tobacco and tobacco smoke in substantial amounts. The aim of this study was to investigate the variations in NNN enantiomeric composition in nicotine demethylase mutants. ...
  5. 47th TWC, Tob. Work. Conf., 2016, abstr. 29

    Working towards an increased understanding of the genetics of soil-borne disease resistance in tobacco

    DRAKE K.(1); LEWIS R.S.(1); BAKAHER N.(2); GOEPFERT S.(2); PHILIPPON B.(2); MARK R.(2); PETERSON P.D.(3)
    (1) North Carolina State University, Raleigh NC USA; (2) Philip Morris International, Neuchatel, Switzerland; (3) Clemson University, Florence SC USA
    Black shank and bacterial wilt, caused by Phytophthora nicotianae and Ralstonia solanacearum, respectively, are the most important diseases affecting tobacco production in the United States. An increased understanding of the genetic systems controlling ...
  6. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 41

    Investigating the genetics of polygenic soil-borne disease resistance in tobacco

    LEWIS R.S.(1); DRAKE-STOWE K.(1); BAKAHER N.(2); GOEPFERT S.(2); PHILIPPON B.(2); MARK R.(2); PETERSON P.(3)
    (1) North Carolina State University, Raleigh, NC, U.S.A.; (2) Philip Morris International R&D, Philip Morris Products S.A, (part of Philip Morris International group of companies), Neuchâtel, Switzerland; (3) Clemson University, Florence, NC, U.S.A.
    Bacterial wilt and black shank, caused by Ralstonia solanacearum and Phytophthora nicotianae, respectively, are the most important diseases affecting tobacco production in the United States. An increased understanding of the genetics controlling ...
  7. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 55

    Colonisation of Ralstonia solanacearum on tobacco roots and factors affecting virulence

    LI Xiang; LIU Yanxia
    Guizhou Academy of Tobacco Science of CNTC, Guiyang, Guizhou, P.R. China
    Tobacco bacterial wilt, caused by Ralstonia solanacearum (R. solanacearum), is one of the most serious diseases affecting tobacco cultivation worldwide. To determine the colonisation and virulence factors affecting R. solanacearum, we applied green ...