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5Nitrogen fixation: achievements and objectives. Proceedings Nitrogen fixation: achievements and objectives. Proceedingsby Gresshoff, P.M. (ed.), International Congress on Nitrogen Fixation eng 20-26 May 1990 8 Knoxville, TN (USA), Roth, L.E. (ed.), Stacey, G. (ed.), Newton, W.E. (ed.)
Published 1990Texto bibliotecaFAO IT -
6Nitrogen fixation. (Proceedings of the 3rd Kettering International Symposium) Nitrogen fixation. (Proceedings of the 3rd Kettering International Symposium)by Newton, W.E. (ed.), Charles F. Kettering Foundation, Dayton, OH (USA) eng, Kettering International Symposium on Nitrogen Fixation eng 12-16 Jun 1978 3 Madison, WI (USA), Orme-Johnson, W.H. (ed.)
Published 1978Texto bibliotecaFAO IT