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1Biological effects of effluence from Danish fish farms Biological effects of effluence from Danish fish farmsby Markmann, P.N. (National Agency of Environmental Protection, Copenhagen (Denmark)), FAO, Rome (Italy). Fisheries Dept. eng, Workshop on Fish-Farm Effluents eng 26 May 1981 Silkeborg (Denmark), Alabaster, J.S. (ed.)
Published 1982Texto bibliotecaFAO IT -
2Introduction of grass carp (Ctenopharyngodon idella Val.) into Denmark Introduction of grass carp (Ctenopharyngodon idella Val.) into Denmarkby Markmann, P.N. (National Agency of Environmental Protection, Copenhagen (Denmark)), FAO, Rome (Italy). European Inland Fisheries Advisory Commission eng, Symposium on Stock Enhancement in the Management of Freshwater Fisheries eng 31 May 1982 Budapest (Hungary)
Published 1984Texto bibliotecaFAO IT