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22 results

  1. 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...
  2. Tobacco Science & Technology, 2009, 5, p. 60-4, ISSN.1002-0861

    Effects of nitrogen rates on physiological and chemical characteristics of flue-cured tobacco under water stress

    Agricultural College, Guizhou University, Guiyang, China
    The effects of nitrogen rates on the physiological and chemical characteristics of flue-cured tobacco under water stress were studied with pot experiments. The results showed that: 1) under the condition of moderate drought (relative moisture content...
  3. Tobacco Science & Technology, 2009, 6, p. 8-32, ISSN.1002-0861

    Catalytic synthesis of megastigmadiendiones with copper(I) chloride in imidazolium ionic liquid

    Guizhou University, School of Chemical Engineering, Guiyang, China
    In order to solve the problems of low yields and serious pollution to environment in synthesis of megastigmadiendiones, the experiments on catalytic synthesis of megastigmadiendiones from ionones with metal salt catalyst (such as CuCl, PbCl2, CeCl2,...