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Opportunities for increased nitrogen-use efficiency from improved resource management in irrigated rice systems.[J].K.G. Cassman;S. Peng;D.C. Olk;J.K. Ladha;W. Reichardt;A. Dobermann;U. Singh.Field Crops Research.1998, 1
[2]
Slow release rate: Individual granules and population behaviour.[J].Malka Kochba;Ofira Ayalon;Yoram Avnimelech.Fertilizer Research.1994, 1