Search Results

18 results

  1. CORESTA Meeting, Agronomy/Phytopathology, 2011, Santiago, APOST 08

    Clone of glycine-rich RNA-binding proteins genes from different tobacco germplasm resources and expression analysis under different abiotic stresses

    ZHANG Qi(1); CHEN Jing-yun(1); LI Wen-zheng(2); CHEN Xuan(1); LIU Jian-ming(1)
    (1) Shanxi Kunming Tobacco Co. Ltd, Taiyua, P.R China; (2) Yunnan Tobacco Research Institute, Yuxi, P.R China
    Glycine-rich RNA-binding proteins (GR-RBPs) play important roles in the post-transcriptional regulation. In this paper, 11 GR-RBPs genes (RGP-3) were isolated and sequenced from different tobacco varieties including cultivated tobacco and wild tobacco. ...
  2. CORESTA Meeting, Agronomy/Phytopathology, Rovinj, 2009, AP 09

    Dimethachlon resistance occurrence of Alternaria alternata and its molecular mechanism

    ZHU Mingliang; LUO Yiyong; LI Meiyun; YANG Jinkui; ZHANG Keqin
    Yunnan Tobacco Science Research Institute, Yuxi, Yunnan, China.
    As one of the most common and destructive diseases of tobacco, brown spot disease, caused by Alternaria alternata (Fries) Keissler, results in significant loss every year in Yunnan, China. Protection of tobacco crops against the pathogen in many countries ...
  3. CORESTA Meeting, Agronomy/Phytopathology, Rovinj, 2009, APPOST 12

    Accumulation and distribution of different sources of nitrogen and their effects on quality of flue-cured tobacco

    WANG Shuhui; GU Haihong; LI Tianfu; LI Zhihong; JIAO Yongge; LIU Hongbin
    Yunnan Tobacco Science Research Institute, Yuxi, Yunnan, China.
    Accumulation of dry matter, absorption and distribution of fertilizer nitrogen and soil nitrogen and the effects of fertilizer nitrogen and soil nitrogen on quality of flue-cured tobacco leaves were studied by 15 N-labelled field trial on paddy soil. The ...
  4. CORESTA Meeting, Agronomy/Phytopathology, Rovinj, 2009, APPOST 18

    Molecular characterization of the panB gene in a nicotine-degrading strain of Pseudomonas putida

    LEI Liping; WEI Hailei; XIA Zhenyuan; LIU Shuo; LIU Xingzhong
    Yunnan Tobacco Science Research Institute, Yuxi, Yunnan, China.
    A nicotine-sensitive mutant was generated from the nicotine-degrading bacterium, Pseudomonas putida strain J5, by mini-Tn5 transposon mutagenesis. This mutant was unable to grow with nicotine as the sole carbon source but could grow with glucose. Sequence ...
  5. CORESTA Congress, Shanghai, 2008, AP 01

    Mechanism of non-nitrate reduction endophytic bacteria K18 on TSNA reduction

    LEI Liping; XIA Zhenyuan; GUO Rongjun; WU Yuping; MIAO Zuoqing
    Tobacco Science Research Institute of Yunnan Province, Yuxi, China.
    From all tobacco endophytic bacteria, 21 strains were tested for their ability to reduce NO 3- to NO 2-, the endophytic characteristic of strain K18, which didn't have the ability on nitrate reduction, was confirmed and was tested for the ability on ...
  6. Tobacco Science & Technology, 2008, 5, p. 57-9, ISSN.1002-0861

    Pathogenicity differentiation of wild pathogens of tobacco bushy top disease

    ZHU MING-LIANG; MO XIAO-HAN; WANG AN-YUN
    Yunnan Tobacco Science Research Institute, Yuxi, Yunnan, China.
    To confirm the pathogenicity differentiation of pathogens of tobacco bushy top disease from different geographical regions and tobacco hosts, twelve wild pathogen samples were collected, the pathogens were purified and their pathogenicity was determined ...
  7. CORESTA Meeting, Agronomy/Phytopathology, Krakow, 2007, AP 12

    Isolation and characterization of nicotine-degrading bacterial strain L1

    LEI Liping; XIA Zhenyuan; WANG Yue; WEI Hailei; LIU Xingzhong
    Yunnan Tobacco Science Research Institute, Yuxi, Yunnan, China.
    A bacterial strain L1, capable of degrading 1.5 g/l nicotine, was isolated from tobacco leaves. It was identified as a member of Bacillus simplex based on morphology, physiological and chemical tests, 16S rDNA sequence and phylogenetic characteristics. ...
  8. Tobacco Science & Technology, 2004, 2, p. 41-3, ISSN.1002-0861

    Relationship between priming duration and vigor of pelleted flue-cured tobacco seed

    LU XIU-PING; BAI YONG-FU; XIAO BING-GUANG
    Yunnan Academy of Tobacco Science, Agricultural Institute, Yuxi, Yunnan, China
    The seed of flue-cured tobacco K326 was primed in 9 different treating durations, and the germinating viability, percentage and indexes of primed pelleted seed were determined. The results showed that there were significant differences of seed vigor and ...
  9. Tobacco Science & Technology, 2004, 5, p. 32-35, ISSN.1002-0861

    Degradation of chloroplast pigments and change of respiratory intensity in TN90 during air-curing

    CHAI JIA-RONG; LI TIAN-FEI; YANG HONG-GUANG
    Yunnan Academy of Tobacco Science, Agricultural Institute, Yuxi, Yunnan, China
    The degradation of chloroplast pigments and changes of respiratory intensity, moisture content and specific leaf weight in TN90 during air-curing were studied by field experiments. The results showed that the contents of chl, chla, chlb and carotene in ...