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5Synopsis of biological data on the walleye Stizostedion v. vitreum (Mitchill 1818) Synopsis of biological data on the walleye Stizostedion v. vitreum (Mitchill 1818)by Colby, P.J., FAO, Rome (Italy). Fishery Resources and Environment Div. eng, McNicol, R.E., Ryder, R.A.
Published MarTexto bibliotecaFAO IT -
6Reducing the risk of fish introductions: a rational approach to the management of integrated coldwater communities (freshwater fish) Reducing the risk of fish introductions: a rational approach to the management of integrated coldwater communities (freshwater fish)by Ryder, R.A. (Ontario Ministry of Natural Resources, Toronto (Canada)), 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), Kerr, S.R.
Published 1984Texto bibliotecaFAO IT -
7Harmonic communities in aquatic ecosystems: a management perspective Harmonic communities in aquatic ecosystems: a management perspectiveby Ryder, R.A. (Ministry of Natural Resources, Thunder Bay, Ontario (Canada)), FAO, Rome (Italy). European Inland Fisheries Advisory Commission eng, Kerr, S.R., van Densen, W.L.T. (ed.), Steinmetz, B. (ed.), Hughes, R.H. (ed.)
Published 1990Texto bibliotecaFAO IT