Palpate 发表于 2025-3-28 18:37:52

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dendrites 发表于 2025-3-28 19:12:17

Experimental Observations on Maternal Reproductive Rate and Offspring Characteristics, order to determine their life tables. Cohorts and parental life schedules are compared and discussed. A sort of correlation between offspring fecundity and life span and maternal rate of egg production could be established.

Temporal-Lobe 发表于 2025-3-28 23:06:18

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伪证 发表于 2025-3-29 03:29:32

Mass Culture Experiments With Brachionus Rubens,ood concentration as well as the concentration of algal medium tolerated by ., and the influence of nitrite, sodium chloride, extreme pH-values and low oxygen concentrations on the reproduction of . were determined.

avarice 发表于 2025-3-29 08:18:40

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替代品 发表于 2025-3-29 13:22:55

About a Transmissible Influence Through Several Generations in a Clone of the Rotifer Notommata CopOver ten years, the individuals of an orthoclone of . gradually lost their sensitivity to photoperiod. This loss is transmissible but reversible in three generations. It is endogenous but not chromosomal. The hypothesis is forwarded that it is induced by external factors, and quite possibly crowding.

苦恼 发表于 2025-3-29 17:48:27

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STALL 发表于 2025-3-29 19:44:13

Methods for Obtaining an Axenic Culture of Habrotrocha Rosa Donner 1949,A culture of the bacterivorous rotifer . was separated from other Eucaryota in activated sludge and then purified by passages from most representatives of the bacterial microflora. A fully axenic culture was finally obtained by use of a lysing buffer and certain antibiotics.

难理解 发表于 2025-3-30 02:18:15

The Determination of the Chromosome Number of Habrotrocha Rosa Donner, 1949,The number of chromosomes in . Donner 1949 has been estimated at 2n(?) =14. Chromosomes were stained and photographed by the RVD method (acetocarmine + fast green). Observations were made on oocytes and cleavage eggs.

Aspirin 发表于 2025-3-30 05:21:49

,Hatching of Brachionus Rubens O. F. Müller Resting Eggs (Rotifers),After a dormant period at low temperature (5°C) and darkness, hatching of . resting eggs is induced by an increase of temperature (10-22°C) in presence of light.
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查看完整版本: Titlebook: Rotatoria; Proceedings of the 2 H. J. Dumont,J. Green Conference proceedings 1980 Dr. W. Junk bv Publishers, The Hague 1980 Fauna.ecology.e