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1Digital revistaSCIELO
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2by Gracia Lopez, V., FAO, Rome (Italy). Fisheries Dept. eng, Castello-Orvay, F. (Barcelona Univ., (Spain). Faculty of Biology), FAO, Rome (Italy). Dept. des Peches fre, Centre International de Hautes Etudes Agronomiques Mediterraneennes, Zaragoza (Spain). Inst. Agronomique Mediterraneen fre
Published 1995Texto bibliotecaFAO IT