Notes on /days on ground/ as one of the effort measures.

Job no. A1455

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Bibliographic Details
Main Author: Fishery Economics and Institutions Div. eng
Format: Texto biblioteca
Language:
Published: 1970
Subjects:FISHERY DATA, TIME, YIELDS, FISHERY MANAGEMENT, RENDEMENT, GESTION DES PECHES, DONNEE SUR LES PECHES, TEMPS, RENDIMIENTO, ADMINISTRACION PESQUERA, DATOS SOBRE PESCA, TIEMPO,
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