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2Quantitative theory in soil productivity and environmental pollution. Proceedings Quantitative theory in soil productivity and environmental pollution. Proceedingsby Greenwood, D.J. (ed.) 1423211773070, Royal Society Discussion Meeting eng 7-8 Mar 1990 London (UK) 402738, Nye, P.H. (ed.) 1423211773071, Walker, A. (ed.) 179919
Published 1990Texto bibliotecaFAO IT