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1by Bichard, M. (Pig Improvement Company, Abingdon (UK)), European Association for Animal Production, Rome (Italy) eng, Jakubec, V., Boyazoglu, J. (ed.), Renaud, J. (ed.), FAO, Rome (Italy). Animal Production and Health Div. eng, Research Centre for Animal Breeding and Nutrition, Herceghalom (Hungary) eng
Published 1991Texto bibliotecaFAO IT