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The World of Protozoa, Rotifera, Nematoda and Oligochaeta

Ref ID : 2961

Roger Pourriot and Claude Rougier; [Rythmes de Production de Femelles Sexuees chez le Rotifere Brachionus calyciflorus en elevage a Temperature constante] (Rhythms of production of sexual females in the Rotifer Brachionus calyciflorus, in culture at constant temperature). Bull.Soc.Zool.France 111(3/4):203-207, 1986

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In previous experiments a regular decrease of the mictic females rate with the age of the mother has been observed at 20 degrees C. In new experiments at 14 and 10 degrees C, the authors describe a rhythmic production of these mictic females in relation to the age of the mothers. After an initial regression, the mixis rate increase up to a secund maximum observed at half egg laying and then dropp again.