Search Results

56 results

  1. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, AP 19

    Effects of rotation and organic fertilisers on soil water-stable aggregate stability and their associated carbon and nitrogen in flue-cured tobacco production

    HU Binbin; REN Ke; CHEN Yanjie; GONGJIANG Shiqi; ZOU Congming; CHEN Yi; ZHAO Gaokun; HUANG Wei; XU Zhaoli; JIN Yan
    Yunnan Academy of Tobacco Agricultural Sciences of CNTC, Kunming City, Yunnan Province, P.R. China
    Long-term mono-cropping and over application of chemical fertilisers will result in reduced water-stable soil aggregate stability and soil nitrogen (N) and carbon (C) stocks. To understand how agronomic practices affect soil structure and organic matter ...
  2. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, AP 42

    Study of the control effect of preceding crops on tobacco black shank

    GAI Xiaotong; XIA Zhenyuan; LU Canhua; HUANG Changjun; YUAN Cheng; FANG Dunhuang
    Yunnan Academy of Tobacco Agricultural Sciences of CNTC, Kunming City, Yunnan Province, P.R. China
    The aim of this study was to investigate the control effect of preceding crops on tobacco black shank and the effect on diversity of soil microorganism. Ten crops, e.g. rape, wheat, barley, broad bean, pea, garlic and ryegrass, were selected as preceding ...
  3. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 04

    Regulation network of nicotine biosynthesis in tobacco: the non-coding players

    CHEN Xi(1,2); SUN S.(1,2); SHEN E.(1,2); WANG W.(1,2); LI F.(1); LIU F.(1,2); CHEN H.(1,2); YE C.(1,2); XIAO B.(3); FAN L.(1,2)
    (1) Institute of Crop Science, Zhejiang University, Hangzhou, P.R. China; (2) Institute of Bioinformatics, Zhejiang University, Hangzhou, P.R. China; (3) Yunnan Academy of Tobacco Agricultural Sciences and China Tobacco Breeding Research Center, Yunnan, Yuxi, P.R. China
    Several key gene encoding enzymes of nicotine biosynthesis and catabolism pathways have been characterized in tobacco. Non-coding RNAs (ncRNAs) are transcripts with no or low protein coding potential. ncRNAs include microRNAs (miRNAs) with a size of 20-24 ...
  4. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 48

    The NSm of tomato spotted wilt virus is an elicitor of RTSW-mediated virus resistance in tobacco and its ability in HR induction is dissociated of movement function

    HUANG Changjun; LIU Yong; YUAN Cheng; ZENG Jianmin; YU Haiqin; GAO Yulonng; XIAO Bingguang
    Yunnan Academy of Tobacco Agricultural Sciences of CNTC, Kunming City, Yunnan Province, P.R. China
    Tomato spotted wilt virus (TSWV, order Bunyavirales, family Tospoviridae and genus Orthotospovirus) is one of the most destructive viral pathogens of plants. Recently, a single dominant gene conferring complete resistance to TSWV (RTSW) was found in a ...
  5. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 07

    Rotation and manure amendment increase soil macro-aggregates and associated carbon and nitrogen stocks in flue-cured tobacco production

    ZOU Congming; LI Yan; HUANG Wei; HU Xiaodong; ZHAO Gaokun; YANG Xuebiao; CAI Yonghao; JIN Yan
    Yunnan Academy of Tobacco Agricultural Sciences of CNTC, Kunming City, Yunnan Province, P.R. China
    Flue-cured tobacco production in China is typically over-fertilized and mono-cropped. To understand how this agronomic management affects soil structure and organic matter, this study investigated the effect of rotation, fertilizer rate and manure ...
  6. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 08

    Study on absorption and transport of potassium (K) by foliar application in tobacco leaves

    DENG Xiaopeng; GAO Shudi; CHEN Yahua
    Yunnan Academy of Tobacco Agricultural Sciences of CNTC, Kunming City, Yunnan Province, P.R. China
    Effects of the foliar fertilizer on the uptake of potassium (K), as well as translocation and distribution among different position of tobacco leaf were studied under lack of K conditions. In order to study the suitable contents and the critical value of ...
  7. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 10

    Determination of maleic hydrazide and its two glucosides in tobacco leaves using hydrophilic interaction liquid chromatography tandem mass spectrometry

    LI Yong; PANG Tao; SHI Junli; KONG Guanghui; LU Xiuping; JIN Yan
    Yunnan Academy of Tobacco Agricultural Sciences of CNTC, Kunming City, Yunnan Province, P.R. China
    A hydrophilic interaction liquid chromatography tandem mass spectrometry-based method for the simultaneous determination of maleic hydrazide (MH) and its two glucosides in tobacco leaves was developed. The method was based on the synthesis of MH-O-ß-D ...
  8. Tobacco Science & Technology, 2012, 8, p. 54-59, 65, ISSN.1002-0861

    Correlation analysis between nicotine content and medium and trace element contents in flue-cured tobacco leaves from different stalk positions

    CHEN Wei(1); TANG Yuanju(1); PAN Wenjie(1); LI Zhiyong(*2)
    (1) Guizhou Tobacco Research Institute, Guiyang 550081, P.R. China; (2) Guizhou Provincial Tobacco Company, Guiyang 550003, P.R. China
    The relationships between nicotine content and the contents of medium and trace elements in flue-cured tobacco leaves from different stalk positions were analyzed with descriptive statistics analysis, stepwise regression analysis and path analysis. The ...
  9. CORESTA Meeting, Agronomy/Phytopathology, 2011, Santiago, APOST 05

    Cloning and gene structure analysis of T-psy1 from flue-cured tobacco

    CAI Liuti(1); HU Zhongyi(1); LEI Lu(1); LI Jixin(2)
    (1) Guizhou Tobacco Research Institute, Guizhou Provincial Tobacco Company, Guiyang, P.R China; (2) Guizhou Provincial Tobacco Company, Guiyang, P.R China
    Carotenoid is an important precursor of tobacco aroma, and phytoene synthase is one of the key enzymes in the pathway of aroma precursors biosynthesis and accumulation in tobacco. Based on the homology cloning method, the cDNA and DNA sequence of the ...
  10. CORESTA Meeting, Agronomy/Phytopathology, 2011, Santiago, APOST 07

    Comparative transcriptome of tobacco leaves in typical ecological areas of Guizhou

    LEI Bo(1); PAN Wenjie(1); DING Fuzhang(1); ZHANG Kai(2); LI Jinxin(3); LU Ku(2)
    (1) Guizhou Tobacco Research Institute, Guiyang, P.R China; (2) College of Agronomy and Biotechnology, Southwest University, Chongqing, P.R China; (3) Guizhou Provincial Tobacco Company, Guiyang, P.R China
    Flue-cured tobacco (Nicotiana tabacum) is a sensitive crop to ecological environment, and distinctive tobacco has always formed under special ecological conditions. In order to investigate the molecular mechanism of formation of medium and light aroma ...