Search Results

105 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. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 54

    The regulation of autophagy of susceptible Nicotiana tabacum under tobacco mosaic virus infection

    YANG Jinguang(1); LIU Xaingfu(1); LIU Wei(1); QIAN Yumei(1); ZHANG Jing(2); LI Wei(2); DONG Shifei(2); WANG Yaofeng(3); HUANG Mingdi(4); WANG Fenglong(1)
    (1) Tobacco Research Institute, Chinese Academy of Agricultural Sciences, Key Laboratory of Tobacco Pest Monitoring Controlling & Integrated Management, Qingdao, P.R. China; (2) Hongyun Honghe Tobacco (Group) Co., Ltd., Kunming, P.R. China; (3) Qingyang Branch of Gansu Province Tobacco Company, Xifeng, P.R. China; (4) Longnan Tobacco Company, Gansu Tobacco Cooperation, Wudu 746000, P.R. China
    Autophagy (or self-eating) is an important conserved process by which eukaryotic cells recycle intracellular components. This study was undertaken to elucidate whether tobacco mosaic virus (TMV) infection on tobacco plants induced autophagy. TMV-U1 and ...
  6. 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 ...
  7. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, APPOST 01

    Polyphenols metabolism is regulated by phytochrome B gene NtPHYB1 in tobacco leaf

    ZHAO Jiehong; LIU Yanxia
    Guizhou Academy of Tobacco Science of CNTC, Guiyang, Guizhou, P.R. China
    Plant polyphenols play important roles in defense against pathogens, promoting production quality, and improving human health. Light is an important external environmental factor that greatly impacts on the polyphenols metabolism, whereas the impact ...
  8. CORESTA Meeting, Agronomy/Phytopathology, 2015, Izmir, Turkey, AP 06

    Integrated measures for bio-control of tobacco bacterial wilt and the effect on soil microorganisms

    LIU Yanxia; LI Xiang
    Guizhou Academy of Tobacco Science of CNTC, Guiyang, Guizhou, P.R. China
    Tobacco bacterial wilt is one of the most serious problems in southwest China. Single treatment approaches are not normally effective and so developing efficient integrated measures for biocontrol of tobacco bacterial wilt is very critical. In this ...
  9. CORESTA Meeting, Smoke Science/Product Technology, 2015, Jeju, ST 27

    Analysis of process intensity on tobacco moisture retention based on uniform design

    LI Wenjuan(1); ZHOU Fangfang(1); LONG Minghai(1); ZI Wenhua(1); JIANG Meihong(1); LIU Ze(2)
    (1) Yunnan Reascend Tobacco Technology (Group) Co., Ltd., Kunming, Yunnan, P.R. China; (2) Hongyun Honghe Group, Kunming, Kunming, P.R. China
    Tobacco moisture retention provides essential information about moisture adsorption behaviour and physical characteristics of cigarette formulating, which also influence cigarette aroma and smoking quality. Effect of the intensity of the casing process on ...