Biblioteca Digital

44 resultados para economic sentiment indicator

em Plymouth Marine Science Electronic Archive (PlyMSEA)

The ecological relations between the herring and the plankton investigated with the plankton indicator. Part I. The object, plan and methods of the investigation

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The ecological relations between the herring and the plankton investigated with the plankton indicator. Part II. Zooplankton-herring correlations in the English Fisheries

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The ecological relations between the herring and the plankton investigated with the plankton indicator. Part III. The zooplankton-herring correlations in the Scottish fisheries

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The ecological relations between the herring and the plankton investigated with the plankton indicator. Part IV. The relation between catches of herring and phytoplankton collected by the plankton indicator

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The ovary as an indicator of the spawning period in fishes

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A wire-angle indicator for use when towing plankton nets

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The spawning of mackerel, Scomber scombrus L., and pilchard, Clupea pilchardus Walbaum, in the Celtic Sea in 1937-39. with observations on the zooplankton indicator species, Sagitta and Muggiaea

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The boar fish, Capros aper (L.), as a possible biological indicator of water movement

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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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Thalassiothrix-Longissima An Oceanic Indicator Species In The North-Sea

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An Ecological And Economic-Review Of Meiofauna As Food For Fish

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Kinetic-Studies Of The Glycolytic-Enzymes From The Mantle And Posterior Adductor Muscle Of The Common Mussel Mytilus-Edulis-L And Use Of Activity Ratio (Vm/V) As An Indicator Of Apparent Km

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Coastal management for sustainable development: Analysing environmental and socio-economic changes on the UK coast

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Metallothionein in liver of eels Anguilla anguilla from the Thames Estuary: an indicator of environmental quality?

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The structure and taxonomic composition of sublittoral meiofauna assemblages as an indicator of the status of marine environments

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