An optical method for the estimation of the standing crop of plankton in ponds and lakes.
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| Format: | Texto biblioteca |
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1968
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| Subjects: | LAKES, FISH PONDS, PLANKTON, BIOMASS, FORECASTING, OPTICAL PROPERTIES, METHODS, USA, LAC, ETANG DE PISCICULTURE, PLANCTON, BIOMASSE, TECHNIQUE DE PREVISION, PROPRIETE OPTIQUE, LAGOS, ESTANQUES PISCICOLAS, BIOMASA, TECNICAS DE PREDICCION, PROPIEDADES OPTICAS, METHODE, ETATS UNIS, METODOS, EUA, |
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