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Seasonal fluctuations of native available N and soil management implications
Wong, M. T. F. unknown 1996 p.13-26
Effect of cultivation on the nitrogen fertility of selected agro-ecosystems in South Africa
Du Preez, C. C. unknown 1996 p.27-32
High productivity analysis of ^1^5N and ^1^3C in soil/plant research
Barrie, A. unknown 1996 p.43-60
Adapting the potentially mineralizable N concept for the prediction of fertilizer N requirements
Campbell, C. A. unknown 1996 p.61-76
Rational nitrogen fertilization in intensive cropping systems
Rice, C. W. unknown 1996 p.89-98
Nitrogen assimilation by legumes - processes and ecological limitations
Schubert, S. unknown 1996 p.99-108
Ramnanan, N. unknown 1996 p.109-116