Male production induced by antibiotic treatment inEncarsia formosa (Hymenoptera: Aphelinidae), an asexual species |
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| Authors: | E Zchori-Fein R T Roush M S Hunter |
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| Institution: | (1) Department of Entomology, Comstock Hall, Cornell University, 14853-0999 Ithaca, New York, USA |
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| Abstract: | The production of large numbers of males in the thelytokous speciesEncarsia formosa was induced by feeding antibiotics to their mothers. The males induced by antibiotic treatment produce sperm and sometimes mate with females, but insemination does not occur. |
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| Keywords: | Thelytoky microorganisms autoparasitoid biological control sex ratio parthenogenesis |
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