List of Articles Nitrogen harvest index

• Open Access Article
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  1 - Evaluation Effect of Chemical and Biological Fertilizer on Nitrogen Efficiency Indexes of Safflower Genotypes under Rain fed Condition
  Abas Solymanifard
• Open Access Article
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  2 - The study of nitrogen use efficiency and its related traits in winter cereals
  Ali   Rahemi Karizaki Abbas  Biabani Shahryar Kazemi Hosein  Sabouri Maral Etesami