Produccion primaria y secundaria
Illus.; 4 ref.
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| Main Authors: | , , |
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| Format: | Texto biblioteca |
| Language: | |
| Published: |
1976
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| Subjects: | FAO SIDA, PLANKTON, PRODUCTIVITY, TROPHIC LEVELS, PLANCTON, PRODUCTIVITE, PRODUCTIVIDAD, NIVEAU TROPHIQUE, NIVELES TROFICOS, |
| Online Access: | http://www.fao.org/docrep/010/k0446e/k0446e00.htm |
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