Biblioteca Digital

53 resultados para Income variations,

Variations and relationship of the flounder and the plaice

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On some colour variations and adaptations in Actiniae

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Variations in the abundance of Centropages typicus and Calanus helgolandicus in the North Sea: deviations from close relationships with temperature

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Seasonal variations in the phosphate and silicate content of sea water during 1926 and 1927 in relation to the phytoplankton crop

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Seasonal variations in the phosphate and silicate content of sea-water in relation to the phytoplankton crop. Part V. November 1927 to April 1929, compared with earlier years from 1923

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Variations in the ammount of macroplankton by day and night

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Variations in the white pigment of the eye in Gammarus chevreuxi Sexton with a description of a new genetic type, the "clotted eye"

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Variations in the chemical composition of herring

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Seasonal variations in the fat content of the flounder, Pleuronectes flesus L.

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Metric variations in populations of Carcinus moenas

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Variations in chemical composition during the development of Himanthalia elongata (L.) S.F.Gray

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Diurnal variations in the grazing of planktonic copepods

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Seasonal variations in the phosphate and silicate content of sea water Part VI. 1948 compared with the 1923-25 period

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Size variations in the cyprids of some common barnacles

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Vitamin A and carotenoids in certain invertebrates. II. Studies of seasonal variations in some marine crustacea

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