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1The role, possible evolution and future structures of extension services The role, possible evolution and future structures of extension servicesby Nygaard, H., European Association for Animal Production, Rome (Italy) eng, Nielsen, A. (Danish Agriculture Advisory Centre, Aarhus (Denmark)), 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