Biblioteca Digital

905 resultados para Animals-Gravat

Sea-temperature, breeding and distribution in marine animals.

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The vertical distribution of marine macroplankton. V. The distribution of animals caught in the ring-trawl in the daytime in the Plymouth area

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The hydrogen ion concentration of the muscles in marine animals

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The nature of the intertidal zonation of plants and animals

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On the value of certain plankton animals as indicators of water movements in the English Channel and North Sea

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On some aspects of digestion in ciliary feeding animals

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Rearing animals in captivity for the study of trematode life histories. I. Larus ridibundus L., the black-headed gull

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The preservation of contractile marine animals in an expanded condition

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Rearing animals in captivity for the study of trematode life histories. II.

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Experiments of the vertical migration of plankton animals

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On the volume measurement of water filtered by a plankton pump, with some observations on the distribution of planktonic animals

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A new dredge for collecting burrowing animals

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The effects of wave-action on the distribution and numbers of the commoner plants and animals living on the Plymouth breakwater

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Experimental observations on the vertical migrations of plankton animals

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Studies on pigment-activating substances in animals I. The separation by paper electrophoresis of chromactivating substances in arthropods

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