| Etchberger, C. R., Ewert, M. A., Phillips, J. B., & Nelson, C. E. (2002). Carbon dioxide influences environmental sex determination in two species of turtles. Amphibia-Reptilia, 23(2), 169–175. |
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| Added by: Admin 14 Aug 2008 20:35:26 UTC |
Pop. 2.75%
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| Etchberger, C. R., Ewert, M. A., Phillips, J. B., Nelson, C. E., & Prange, H. D. (1993). Environmental and maternal influences on embryonic pigmentation in a turtle (trachemys scripta elegans). Journal of Zoology, London, 230, 529–539. |
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| Last edited by: Beate Pfau 10 Jul 2009 09:08:26 UTC |
Pop. 2.5%
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| Etchberger, C. R., & Stovall, R. H. (1990). Seasonal variation in the testicular cycle of the loggerhead musk turtle, sternotherus minor minor, from central florida. Canadian Journal of Zoology, 68, 1071–1074. |
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| Added by: Admin 23 Aug 2008 19:58:23 UTC |
Pop. 2.25%
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| Etchberger, C. R., Ewert, M. A., Phillips, J. B., Nelson, C. E., & Prange, H. D. (1992). Physiological responses to carbon dioxide in embryonic red-eared slider turtles, trachemys scripta. Journal of Experimental Zoology, 264, 1–10. |
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| Added by: Admin 23 Aug 2008 12:13:14 UTC |
Pop. 2.25%
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| Etchberger, C. R., & Ehrhart, L. M. (1987). The reproductive biology of the female loggerhead musk turtle, sternotherus minor minor, from the southern part of its range in central florida. Herpetologica, 43(1), 66–73. |
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| Added by: Admin 23 Aug 2008 19:58:23 UTC |
Pop. 2.25%
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| Etchberger, C. R., Phillips, J. B., Ewert, M. A., Nelson, C. E., & Prange, H. D. (1991). Effects of oxygen concentration and clutch on sex determination and physiology in red-eared slider turtles (trachemys scripta). Journal of Experimental Zoology, 258, 394–403. |
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| Added by: Admin 23 Aug 2008 19:58:24 UTC |
Pop. 2.5%
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| Etchberger, C. R., & Iverson, J. B. (1990). Pseudemys texana baur texas cooter. Catalogue of American Amphibians and Reptiles, 485, 1–2. |
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| Added by: Admin 24 Aug 2008 17:39:47 UTC |
Pop. 2.75%
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| Etchberger, C. R., Ewert, M. A., Raper, B. A., & Nelson, C. E. (1992). Do low incubation temperatures yield females in painted turtles? Canadian Journal of Zoology, 70, 391–394. |
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| Added by: Admin 23 Aug 2008 12:13:14 UTC |
Pop. 2.5%
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| Etchberger, C. R., Ewert, M. A., & Nelson, C. E. (1990). The effects of incubation temperature on hatching success, survival, and growth in graptemys kohni. American Zoologist, 30, 56A. |
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| Added by: Admin 23 Aug 2008 19:58:23 UTC |
Pop. 2.5%
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| Ewert, M. A., Etchberger, C. R., & Nelson, C. E. (1990). An apparent co-occurrence of genetic and environmental sex determination in a turtle. American Zoologist, 30, 56A. |
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| Added by: Admin 23 Aug 2008 19:58:24 UTC |
Pop. 3.25%
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| Iverson, J. B., & Etchberger, C. R. (1989). The distributions of the turtles of florida. Florida Scientist, 52 (2), 119–144. |
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| Added by: Admin 23 Aug 2008 19:58:55 UTC |
Pop. 2.75%
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