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Induction of triploids inRhodeus ocellatus ocellatus by cold shock treatment of fertilized eggs

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Summary

Triploids were induced by cold shock in fertilized eggs ofRhodeus ocellatus ocellatus. The maximum percentage (95%) of triploidy was obtained from eggs treated at 5 min after fertilization. The triploids grew normally to adult size, and they were all sterile males.

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Authors and Affiliations

  1. Department of Fisheries, Faculty of Agriculture, Kinki University, 577, Higashi-Osaka, Japan

    K. Ueno & B. Arimoto

Authors
  1. K. Ueno
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  2. B. Arimoto
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Additional information

Acknowledgment. We are greatly indebted to Dr Y. Ojima, Kwansei Gakuin University, for his invaluable advice and revision of this manuscript.

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Ueno, K., Arimoto, B. Induction of triploids inRhodeus ocellatus ocellatus by cold shock treatment of fertilized eggs. Experientia 38, 544–546 (1982). https://doi.org/10.1007/BF02327041

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