Biblioteca Digital

40 resultados para Lethal concentration

em Plymouth Marine Science Electronic Archive (PlyMSEA)

The hydrogen ion concentration of sea water in its relation to photosynthetic changes. Part II.

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The hydrogen ion concentration in the gut of certain lamellibranchs and gastropods.

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The hydrogen ion concentration of sea water in its biological relations.

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Di brom thymol sulphone phthalein as a reagent for determining the hydrogen ion concentration of living cells.

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The hydrogen ion concentration of the cells of some marine algae.

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The influence upon algal cells of an alteration in the hydrogen ion concentration of sea water.

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The hydrogen ion concentration of sea water in its relation to photosynthetic changes.

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Physical factors on the sandy beach Part II. Chemical changes - carbon dioxide concentration and sulphides

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The comparative behaviour of native oysters (Ostrea edulis) and Portuguese oysters (Ostrea (Gryphea) angulata) in certain lethal solutions of T.N.T. (Trinitrotoluene)

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The hydrogen ion concentration of the muscles in marine animals

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Chemical constituents of biological importance in the English Channel, November, 1930, to January, 1932. Part II. Hydrogen ion concentration, excess base, carbon dioxide, and oxygen.

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Chemical constituents of bilogical importance in the English Channel. Part III. June-December, 1932. Phosphate, silicate, nitrate, hydrogen ion concentration, with a comparison with wind records

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Concentration gradients and their significance in Laminaria saccharina (L.) Lamour

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The attenuation of light in sea and estuarine waters in relation to the concentration of suspended solid matter

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A method for the measurement of vitamin B12 concentration in sea water

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