Biblioteca Digital

993 resultados para Frequência natural

The behaviour of Littorina littorea (L.) under natural conditions and its relation to position on the shore

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An experimental analysis of the behaviour of Littorina littorea (L.) under natural conditions and in the laboratory

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Variations In The Natural Abundance Of N-15 In Estuarine Suspended Particulate Matter - A Specific Indicator Of Biological Processing

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An Electron-Microscope Study Of A Natural-Population Of Picoplankton From The Celtic Sea

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The Rapid-Determination Of Algal Chlorophyll And Carotenoid-Pigments And Their Breakdown Products In Natural-Waters By Reverse-Phase High-Performance Liquid-Chromatography

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Analysis Of Ammonia And Methylamines In Natural-Waters By Flow-Injection Gas-Diffusion Coupled To Ion Chromatography

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Analysis Of Marine Macrobenthic Community Structure In Relation To Pollution Natural Oil Seepage And Seasonal Disturbance In A Tropical Environment (Trinidad West-Indies)

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Uptake And Depuration Of Am-241 Pu-239-240 Pu-238 Cs-137 And Ru-106 By Mytilus-Edulis Under Natural Stress

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Natural Variations In N-15 Content Of Riverine And Estuarine Sediments

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Natural Variations In N-15 In The Marine-Environment

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Inhibition of barnacle settlement by the environmental oestrogen 4-nonylphenol and the natural oestrogen 17 beta oestradiol

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The effect of a natural water-movement related disturbance on the structure of meiofauna and macrofauna communities in the intertidal sand flat of Rocas Atoll (NE Brazil)

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A technique for the determination of trimethylamine-N-oxide in natural waters and biological media

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Improved estimation of f-ratio in natural phytoplankton assemblages

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Selective feeding on natural phytoplankton by Calanus finmarchicus before during and after the 1997 spring bloom in the Norwegian Sea

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