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24 results

  1. CORESTA Congress, Paris, 2006, AP 09

    Effect of natural zeolite application and K2O on yield and quality of tobacco (Nicotiana tabacum Var. Coker 347)

    RANJBAR M.; ALLIZADEH N.S.; ESFAHANY M.; KAVOUSI M.
    Guilan Tobacco Research Center, Rasht, Iran.
    Many reports have described that natural zeolite have many useful properties, such as high Cation Exchange Capacity (CEC=1-4 meq / 100 gr), ability of absorption and emission of water, ability of ammonium absorption and inhibiting of nitrate leaching ...
  2. CORESTA Congress, New Orleans, 2002, APPOST 12

    Determining the relation between different levels of nitrogenous fertilizer and chlorophyll content of tobacco leaf (modeling)

    SIAVASH MOGHADDAM S.; ESFAHANI M.; RABIEI B.; SAFARZADEH M.; ASSIMI M.H.
    Guilan Tobacco Research Center, Rasht, Iran.
    In order to study and determine the suitable rate of N fertilizer and time of sidedressing and its relation with chlorophyll content of the tobacco leaf, a factorial experiment was conducted in Randomized Complete Block designs with 3 replications and 12 ...