Studies on the productivity of fish ponds. 1 - Carrying capacity.
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Format: | Texto biblioteca |
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1959
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Subjects: | RESTOCKING, PRODUCTIVITY, FISH PONDS, FISH CULTURE, REPEUPLEMENT ANIMAL, PRODUCTIVITE, ETANG DE PISCICULTURE, PISCICULTURE, REPOBLACION ANIMAL, PRODUCTIVIDAD, ESTANQUES PISCICOLAS, PISCICULTURA, |
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