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  1. Bull. Spec. CORESTA Symposium, Kallithea, 1990, p. 119, A10, ISSN.0525-6240

    Effect of nitogen fertilizer levels on some economic and agronomic characteristics of burley tobacco

    AHMAD S.O.; SALH S.M.; ASMEAL J.A.
    State Center for Tobacco Pro. & Dev. Arbil. Iraq.
    Four rates of nitrogen fertilizer (0, 152, 180, and 212 Kg/ha active ingredient) were applied to silty clay soil in two years experiment at Bakrjo Research Station in Sulaimaniyah, Iraq, to determine their effects on certain agronomic (plant height, leaf ...
  2. Bull. Spec. CORESTA Symposium, Kallithea, 1990, p. 150, PA01, ISSN.0525-6240

    Certain agronomic and chemical characteristics of two flue-cured varieties at different phosphorus and Nitrogen fertilization

    AHMADI S.O.; MOHAMED ALI J.J.; KALEFIA H.S.
    State Center for Tobacco Pro. & Dev. Arbil. Iraq.
    Two phosphorus levels (0 and 80 kg/ha.) and three nitrogen levels (0,20,40 kg/ha.) were evaluated to determine their influence on yield, certain agronomic and chemical characteristics of two flue-cured varieties (Coker-347 and special FCV Strain) at ...