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    Influence of nitrogen and sulfur fertilization on quality of canola (Brassica napus L.) under rainfed conditions

    Field experiments were conducted at Cereal Crops Research Institute, Pirsabak, Nowshera, Pakistan, during winter 2003∼2004 and 2004∼2005 to evaluate the effect of nitrogen and sulfur levels and methods of nitr...

    G. Ahmad, A. Jan, M. Arif, M. T. Jan in Journal of Zhejiang University SCIENCE B (2007)