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1by Hoffman, M. (Pig Breeders and Production Association Berlin-Brandenburg, Schoenow (Germany)), FAO, Rome (Italy). Regional Office for Europe eng, Peters, K.J. (ed.), Renaud, J. (ed.), European Association for Animal Production, Rome (Italy) eng, Humboldt Univ., Berlin (Germany) eng
Published 1995Texto bibliotecaFAO IT