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31 results

  1. CORESTA Meeting, Agronomy/Phytopathology, 2013, Brufa di Torgiano, AP 15

    Field control efficacy of bio-organic fertiliser fermented with antagonists to tobacco bacterial wilt and its biocontrol mechanisms

    LIU Yanxia; LI Xiang; CAI Liuti; CAO Yi; SHI Junxiong
    Guizhou Tobacco Institute, Jinyang District, Guiyang, P.R. China
    An organic fertiliser made of rapeseed meal and dairy manure with proportion of 1:1 (w:w) was then solid fermented by two antagonists, making it bio-organic fertilizer (BOF). Field experiments were conducted in Anhui Province for two years to investigate ...
  2. TSRC, Tob. Sci. Res. Conf., 2013, 67, abstr. 84

    Identification of volatiles with nematicidal activities from sphingobacteriumnematocida zy-71-1 and control efficiency to Meloidogyne incognita.

    XI Jiaqin(1); QIN Xijia(1); LIN Dengbin(2); SHENG Yinqi(1); ZHEN Songji(1); HE Moming(3); QUN Xuechao(1); SHAN Wangguang(1); HUA Guojian(1)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R.China; (2) Guangxi Tobacco Industrial Co. Ltd, Nanning, P.R. China; (3) Yunnan University, Kunming, P.R. China
    Chemical pesticide is an effective way in controlling tobacco disease, but it caused some problems such as environmental pollution, ecological balance destruction and chemical residues. So biological control of tobacco disease attracts more and more ...
  3. CORESTA Congress, Sapporo, 2012, Agronomy/Phytopathology Groups, APPOST 09

    Cloning and bioinformatic analysis of orange protein (OR) gene from Nicotiana tabacum

    LEI Bo(1); LU Kun(2); DING Fu-zhang(1); LIU Xiao-rong(2); HU Zhong-yi(1); PAN Wen-jie(1)
    (1) Guizhou Tobacco Science Research Institute, Guiyang, Guizhou, P.R. China; (2) College of Agronomy and Biothehnology of Southwest University, Chongqing, P.R. China
    Previous microarray results indicated that the orange protein (OR) gene in the carotenoid biosynthesis pathway showed significant differential expression in leaves between moderate and light aroma tobacco areas. In order to obtain the full-length sequence ...
  4. CORESTA Congress, Sapporo, 2012, Agronomy/Phytopathology Groups, APPOST 12

    Biocontrol efficiencies and identification of nematicidal metabolite from strain BJLSH9 towards nematode and Phytophthora nicotianae

    DUAN Yan-qing(1); LI Ping(2); ZHE Wei(1); XI Jia-qin(3); XIA Jianjun(1); WANG Wenyuan(1); JIANG Junxiang(1); MO Ming-he(2)
    (1) Technology Center of Hongyun Honghe Tobacco (Group) Co., Ltd, Wuhua District, Kunming, P.R. China; (2) Key Laboratory for Conservation and Utilisation of Bio-Resources, Yunnan University, Kunming, P.R. China; (3) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    BJLSH9, an actinomycete exhibiting both nematicidal and antifungal activities, was isolated from rhizospheric soil of willow in Beijing. Bioassay results in vivo showed that BJLSH9 displayed a 50.05% efficiency to suppress radial growth of Phytophthora ...
  5. Tobacco Science & Technology, 2012, 1, p. 74-77., ISSN.1002-0861

    Effects of girdling on physical characters and smoking quality of flue-cured tobacco leaves

    YANG Chunyuan
    Guizhou Tobacco Science Research Institute/China Tobacco Southwest Agricultural Experiment Station, Guiyang 550081, P.R. China
    In order to improve cultivation practices and promote leaf quality, the stalk of tobacco plant was girdled after topping. The results showed that the girdling affected physical characters and smoking quality of flue-cured tobacco leaves greatly. The ...
  6. Tobacco Science & Technology, 2012, 10, p. 31-35, ISSN.1002-0861

    Comparison of main secondary metabolite contents in flue-cured tobacco leaves from different areas in Guizhou

    GENG Zhaoliang(1); FENG Yonggang(1); XIANG Zhangmin(1); ZHANG Jie(1); CAI Kai(1); ZHU Xianling(*2)
    (1) Guizhou Tobacco Research Institute, Guiyang 550081, P.R. China; (2) Research Center of Tobacco and Health, University of Science and Technology of China, Hefei 230051, P.R. China
    In order to compare the secondary metabolite contents in flue-cured leaves from different areas in Guizhou Province, the leaf samples of C3F and B2F grades of K326, Yunyan 85, Yunyan 87, Guiyan 1 and Guiyan 201 varieties were collected from Daozhen, ...
  7. Tobacco Science & Technology, 2012, 11, p. 74-78, ISSN.1002-0861

    Influences of arbuscular mycorrhizal fungi on phosphorus content in tobacco planting soil and nutrition absorption of flue-cured tobacco plants

    YAO Juan(1); WANG Maosheng(2); WANG Feng(*1,3); XU Dongqing(2)
    (1) Agricultural College of Guizhou University, Guiyang 550025, P.R. China; (2) Guizhou Tobacco Science Institute, Guiyang 550081, P.R. China; (3) Qianxinan Prefecture Tobacco Company of Guizhou Province, Xingyi 562400, Guizhou, P.R. China
    In order to study the mycorrhizal effects of mycorrhizal seedling after transplanting, three nitrogen (N) levels, 45, 67.5 and 90 kg/ha, were applied in field experiments and the effects of mycorrhizal seedlings on phosphorus (P) content in soil and N and ...
  8. Tobacco Science & Technology, 2012, 3, p. 34-37., ISSN.1002-0861

    Cloning and sequence analysis of T-zds1 gene from flue-cured tobacco

    HU Zhongyi(1) ; LEI Bo(1) ; LIU Dong(2) ; CAI Liuti(1)
    (1) Guizhou Tobacco Research Institute, Guiyang 550081, P.R. China; (2) College of Agriculture, Yangtze University, Jingzhou 434023, Hubei, P.R. China
    Homology cloning and in silico cloning method were used to clone the full length cDNA sequence of tobacco zeta carotene dehydrogenase gene (named T-zds 1) from flue-cured tobacco cultivar, Jiucaiping2, and the primary and secondary structures of its ...
  9. Tobacco Science & Technology, 2012, 4, p. 56-59, 66, ISSN.1002-0861

    Analysis of residues of famoxadone and fenamidone in tobacco

    ZHU Baokun(1); LIAO Yuqi(2); JIANG Juxing(1); WANG Sujuan(1); LIU Ya(1); XIA Jianjun(*1)
    (1) Hongyun-Honghe Tobacco (Group) Co., Ltd., Kunming 650202, P.R. China; (2) School of Chemical Science and Technology, Yunnan University, Kunming 650091, P.R. China
    A method for fast testing the famoxadone and fenamidone residues in tobacco leaves with ultra-high performance liquid chromatography was developed by using acetonitrile as an extraction solvent. Twenty-two flue-cured tobacco samples were tested. The ...