Biblioteca Digital

918 resultados para Prairie animals

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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Note on the temperature tolerances of some intertidal animals in relation to environmental temperatures and geographical distribution

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Observations on luminescence in pelagic animals

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Studies of luminescence. Attraction of animals to a weak light.

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Carbohydrates in some marine planktonic animals

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The distribution of some plankton animals in the English Channel and Western approaches I. Samples taken with stramin nets in 1955 and 1957

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