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53 results

  1. 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 ...
  2. 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 ...
  3. 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 ...
  4. Tobacco Science & Technology, 2011, 2, p. 58-63., ISSN.1002-0861

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

    CAI LIU-TI(1); JIANG GUANG-HUA(2); LEI BO(1); HU ZHONG-YI(1)
    1 .Guizhou Tobacco Research Institute, Guiyang 550018, P.R. China; 2. Guizhou Provincial Tobacco Company, Guiyang 550003, P.R. China
    Adopting a homology cloning method, the full length cDNA sequence of tobacco phytoene synthase gene (named T-psy1) was cloned from flue-cured tobacco cv. K326, the T-psy1 gene GenBank accession number HM345582, included 1521bp, with coding protein ...
  5. Tobacco Science & Technology, 2010, 6, p. 32-35., ISSN.1002-0861

    Online detection and control of strips density variation in case

    LI GUO(1); DU XIAN-WEI(2); YU JING-RAO(2); XU JI-HUA(2); LI JIAN(3); LI JIE(3)
    1. Guizhou Tobacco Company, Guiyang 550003, P.R. China; 2. Fanjingshan Tobacco Redrying Co., Ltd., Tongren 554300, Guizhou, P.R. China
    The traditional method for determining the strips’ density variation ratio (DVR) in case is a manual and destructive operation, and unable to correct excessive DVR in case during tobacco processing. Therefore, an online automatic detection and control ...
  6. CORESTA Congress, Kyoto, 2004, APOST 04

    A new Romanian flue-cured cultivar : Virginia 177

    CIUPERCA A.; PAUNESCU M.; PAUNESCU A.D.; BOLD I.; DUMITRASCU P.
    Central Research Station for Tobacco Culture and Industrialization, Bucharest, Romania.
    The improvement of the chemical and industrial quality of Virginia tobacco in Romania represents the main objective for those involved in tobacco research, production and industrialization. The most important way to achieve this objective is the change of ...
  7. CORESTA Congress, Kyoto, 2004, PPOST 06

    The prevention of TSWV attack in the Burley fields in Romania

    STANESCU V.; PAUNESCU A.D.; DIMA A.; PAUNESCU M.; BURCEA A.M.; SANISLAV N.
    Central Research Station for Tobacco Culture and Industrialization, Bucharest, Romania.
    The Burley cultivars are very sensitive to virosis, in general, and to TSWV, in particular.Yield and quality of the obtained tobacco largely depend on the prevention of this virus, and this is managed by the chemical control of Thrips tabaci Lind., the ...
  8. CORESTA Meeting, Agronomy/Phytopathology, Bucharest, 2003, A 04

    The influence of the physiologically active substances and of the natural bioregulators on tobacco seed, seedlings and plants

    DIMA A.; PAUNESCU A.D.; PAUNESCU M.; CIUPERCA A.; MILITARU D.C.
    Central Research Station for Tobacco Culture and Industrialization, Bucharest, Romania.
    The goal of the research was to improve the germination of tobacco seeds in order to obtain a healthy, vigorous, uniform seedling, ready to be transplanted in the shortest time. For the tobacco seed, cultivar Baragan 132, the following variants were used: ...
  9. CORESTA Meeting, Agronomy/Phytopathology, Bucharest, 2003, A 06

    New research concerning the production of tobacco seedlings in Romania using the float system with trays

    MILITARU D.C.; PAUNESCU A.D.; DIMA A.; COMAN E.
    Central Research Station for Tobacco Culture and Industrialization, Bucharest, Romania.
    The float system with trays was first tested in Romania in 1992, knowing its numerous advantages regarding the quality of the tobacco seedlings produced and the shortening of the obtaining period. After 1997, systematic research was conducted at the ...
  10. CORESTA Meeting, Agronomy/Phytopathology, Bucharest, 2003, AP 12

    Progress achieved in the breeding of semi-oriental tobacco in Romania

    NASTASE I.; PAUNESCU M.; PAUNESCU A.D.; CIUPERCA A.; STROESCU M.; IOAN C.; ISPAS F.
    Central Research Station for Tobacco Culture and Industrialization, Bucharest, Romania.
    The Romanian semi-oriental tobacco (Ghimpati) is considered to be the most typical native tobacco, having specific qualitative, physical-chemical, aroma, taste and smoking characteristics. The research conducted upon the semi-oriental biological material ...