Development of echo counting systems for estimating fish stocks in Japan
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| Main Authors: | , , , |
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| Format: | Texto biblioteca |
| Language: | |
| Published: |
1970
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| Subjects: | FI FII FF, FISHERY RESOURCES, FISHES, ELECTRONICS, ACOUSTIC PROPERTIES, SURVEYS, FISHERY MANAGEMENT, RESSOURCE HALIEUTIQUE, POISSON (ANIMAL), ELECTRONIQUE, PROPRIETE ACOUSTIQUE, RECURSOS PESQUEROS, PECES, ELECTRONICA, PROPIEDADES ACUSTICAS, ENQUETE, GESTION DES PECHES, ENCUESTAS, ADMINISTRACION PESQUERA, |
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