Notes sur le chalutage pelagique du hareng et l'utilisation du sonar
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| Format: | Texto biblioteca |
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1971
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| Subjects: | FISH DETECTION, FISHING GEAR, TRAWLING, HERRINGS, FISHERY MANAGEMENT, DETECTION DU POISSON, ENGIN DE PECHE, CHALUTAGE, HARENG, DETECCION DE PECES, EQUIPO DE PESCA, PESCA A LA RASTRA, ARENQUE, GESTION DES PECHES, ADMINISTRACION PESQUERA, |
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