De Infloed van Radiumstralen op de Ontwikkeling der Eieren van Daphnia pulex
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Het Coolsingelziekenhuis te Rotterdam (1839–1900): de ontwikkeling van een stedelijk ziekenhuis in de 19e eeuw
Its Finnish counterpart is more for the scholar. Its strength lies in its use of the inscriptions of doctors, written in both Greek and Latin, to give some idea of their social position, a favourite Finnish theme that goes back to Gummerus. Its conclusion modifies the optimistic conclusions of Kudlien, confirming that there is little evidence for great wealth among physicians, and, equally, non...
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1. The various types of eye movement exhibited by the cyclopean eye of Daphnia pulex were studied using high speed motion photography. 2. This rudimentary eye, which consists of only 22 ommatidia, can move through approximately 150 degrees in the sagittal plane and 60 degrees in the horizontal plane. 3. Four classes of eye movement were found: (1) a high speed tremor at 16 Hz with an amplitude ...
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ژورنال
عنوان ژورنال: Zeitschrift für Induktive Abstammungs- und Vererbungslehre
سال: 1920
ISSN: 1617-4615,1617-4623
DOI: 10.1007/bf01882551