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1Organic agriculture and environmental stability of the food supply. Issues paper Organic agriculture and environmental stability of the food supply. Issues paperby Niggli, U., FAO, Rome (Italy). Economic and Social Development Dept. eng, International Conference on Organic Agriculture and Food Security eng 3-5 May 2007 Rome (Italy), Earley, J., Ogorzalek, K.
Published 2007Texto bibliotecaFAO IT