Biblioteca Digital

32 resultados para Densen-Gerber, Judianne , 1934-

Nitrates in aquarium water

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The use of a selenium rectifier photo-electric cell for submarine photometry

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Hydrography of the mouth of the English Channel

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The variation of excess base with depth in the English Channel with reference to the seasonal consumption of calcium by plankton

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The determination of phosphorus and nitrogen in plankton

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Annual variation of planktonic vegetation, 1933

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On the biology of Calanus finmarchicus. V. Seasonal distribution, size, weight and chemical composition in Loch Striven in 1933, and their relation to the phytoplankton

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Notes on the swimming methods and habits of certain crustacean larvae

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The biology of Balanus balanoides. I. Growth rate and its relation to size, season and tidal level

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A comparison of the biology of Echinus esculentus in different habitats

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Observations on the growth of the Claspers and Cloaca in Raia clavata Linnaeus

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A comparative study of Metridium senile (L.) var. dianthus (Ellis) and a dwarf variety of this species occuring in the River Mersey, with a discussion on the systematic position of the genus metridium

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The flow of water past the Seven Stones Lightvessel

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Replacement of potassium by rubidium in Nitzschia closterium

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Journal of the Marine Biological Association of the United Kingdom,19(2)

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