| Packard, G. C., Packard, M. J., Boardman, T. J., & ZumBrunnen, J. R. (1990). Mobilization of lipid and protein by embryonic snapping turtles in wet and dry environments. Journal of Experimental Zoology, 255, 155–162. |
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| Added by: Sarina Wunderlich 13 Oct 2008 21:32:30 UTC |
Pop. 6.75%
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| Birchard, G. F., Packard, M. J., & Packard, G. C. (1990). Effect of temperature and hydric conditions on blood ph in embryonic snapping turtles (chelydra serpentina). Canadian Journal of Zoology, 68, 190–193. |
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| Added by: Admin 23 Aug 2008 19:57:41 UTC |
Pop. 2.75%
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| Cagle, K. D., Packard, G. C., Miller, K., & Packard, M. J. (1993). Effects of the microclimate in natural nests on development of embryonic painted turtles, chrysemys picta. Functional Ecology, 7, 653–660. |
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| Added by: Admin 23 Aug 2008 12:13:05 UTC |
Pop. 2.75%
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| Gutzke, W. H. N., Packard, G. C., Packard, M. J., & Boardman, T. J. (1987). Influence of the hydric and thermal environments on eggs and hatchlings of painted turtles (chrysemys picta). Herpetologica, 43, 393–404. |
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| Added by: Admin 23 Aug 2008 19:58:37 UTC |
Pop. 2.5%
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| Hartley, L. M., Packard, M. J., & Packard, G. C. (2000). Accumulation of lactate by supercooled hatchlings of the painted turtle (chrysemys picta): implications for overwinter survival. Journal of Comparative Physiology B. Biochemical, Systems, and Environmental Physiology, 170(1), 45–50. |
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| Added by: Admin 17 Aug 2008 18:17:18 UTC |
Pop. 3.75%
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| Iverson, J. B., & Packard, M. J. (1982). Morphology of shell formation in eggs of the turtle kinosternon flavescens. American Zoologist, 22(4), 886. |
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| Last edited by: Beate Pfau 13 Sep 2008 17:14:00 UTC |
Pop. 2.5%
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| Iverson, J. B., Packard, M. J., & Hirsch, K. F. (1984). Structure of shells from eggs of kinosternid turtles. Journal of Morphology, 181, 9–20. |
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| Added by: Admin 24 Aug 2008 20:00:19 UTC |
Pop. 2.25%
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| Iverson, J. B., Packard, M. J., & Packard, G. C. (1984). Morphology of shell formation in eggs of the turtle kinosternon flavescens. Journal of Morphology, 181, 21–28. |
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| Added by: Beate Pfau 13 Sep 2008 17:17:45 UTC |
Pop. 2.5%
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| Miller, K., Packard, G. C., & Packard, M. J. (1987). Hydric conditions during incubation influence locomotor performance of hatchling snapping turtles. Journal of Experimental Biology, 127, 401–412. |
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| Added by: Sarina Wunderlich 13 Oct 2008 21:32:51 UTC |
Pop. 2.25%
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| Miller, K., Birchard, G. F., Packard, M. J., & Packard, G. C. (1989). Trionyx spiniferus (spiny softshell turtle). fecundity. Herpetological Review, 20, 56. |
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| Last edited by: Beate Pfau 02 Aug 2009 11:17:56 UTC |
Pop. 2.5%
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| Morris, K. A., Packard, G. C., Boardman, T. J., Paukstis, G. L., & Packard, M. J. (1983). Effect of hydric environment on growth of embryonic snapping turtles (chelydra serpentina). Herpetologica, 39, 272–285. |
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| Added by: Admin 24 Aug 2008 19:37:40 UTC |
Pop. 2.75%
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| Packard, M. J., & Packard, G. C. (1989). Environmental modulation of calcium and phosphorus metabolism in embryonic snapping turtles (chelydra serpentina). Journal of Comparative Physiology B. Biochemical, Systems, and Environmental Physiology, 159, 501–508. |
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| Added by: Sarina Wunderlich 13 Oct 2008 21:33:02 UTC |
Pop. 2.5%
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| Packard, M. J., & Packard, G. C. (1991). Sources of calcium, magnesium, and phosphorus for embryonic softshell turtles (trionyx spiniferus). Journal of Experimental Zoology, 110, 99–112. |
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| Last edited by: Beate Pfau 02 Aug 2009 16:25:37 UTC |
Pop. 2.25%
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| Packard, G. C., & Packard, M. J. (1989). Control of metabolism and growth in embryonic turtles: a test of the urea hypothesis. Journal of Experimental Biology, 147, 203–216. |
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| Added by: Admin 24 Aug 2008 17:39:57 UTC |
Pop. 2%
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| Packard, M. J. (1980). Ultrastructural morphology of the shell and shell membranes of eggs of common snapping turtles (chelydra serpentina). Journal of Morphology, 165, 187–204. |
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| Added by: Admin 24 Aug 2008 19:37:46 UTC |
Pop. 2%
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| Packard, G. C., Packard, M. J., & Boardman, T. J. (1982). An experimental analysis of the water relations of eggs of blanding's turtle (emydoidea blandingii). Zoological Journal of the Linnean Society, 75, 23–34. |
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| Added by: Admin 24 Aug 2008 19:37:47 UTC |
Pop. 2.5%
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| Packard, G. C., & Packard, M. J. (1984). Coupling of physiology of embryonic turtles to the hydric environment. In R. S. Seymour (Ed.), Respiration and metabolism of embryonic vertebrates (pp. 99–119).Dordrecht. |
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| Added by: Admin 24 Aug 2008 19:37:47 UTC |
Pop. 2.25%
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| Packard, G. C., & Packard, M. J. (2002). Wetness of the nest environment influences cardiac development in pre- and post-natal snapping turtles (chelydra serpentina). Comparative Biochemistry and Physiology Part A: Molecular & Integrative Physiology, 132(4), 905–912. |
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| Added by: Admin 14 Aug 2008 20:36:26 UTC |
Pop. 2%
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| Packard, M. J., & Packard, G. C. (1984). Comparative aspects of calcium metabolism in embryonic reptiles and birds. In R. S. Seymour (Ed.), Respiration and metabolism of embryonic vertebrates (pp. 155–179).Dordrecht. |
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| Added by: Admin 24 Aug 2008 19:37:48 UTC |
Pop. 2.25%
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| Packard, G. C., Packard, M. J., & Lang, J. W. (2000). Why hatchling blanding's turtles don't overwinter inside their nest. Herpetologica, 56(3), 367–374. |
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| Added by: Admin 14 Aug 2008 22:46:52 UTC |
Pop. 2.25%
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