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140122 ||| eng |
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|a 9783642804144
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|a Kuchling, Gerald
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| 245 |
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|a The Reproductive Biology of the Chelonia
|h Elektronische Ressource
|c by Gerald Kuchling
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| 250 |
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|a 1st ed. 1999
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| 260 |
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|a Berlin, Heidelberg
|b Springer Berlin Heidelberg
|c 1999, 1999
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| 300 |
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|a XI, 223 p
|b online resource
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|a 1 Introduction -- 1.1 Phylogeny -- 1.2 Chelonian Reproductive Traits Compared with Other Reptiles -- 1.3 Anatomy of the Sexual Organs -- 1.4 Secondary Sexual Characteristics -- 2 Methods to Study Reproduction -- 2.1 Radiography -- 2.2 Ultra-sound Scanning -- 2.3 Laparoscopy and Biopsies -- 2.4 Blood Sampling -- 2.5 Considerations Regarding Captive Maintenance -- 3 Gonadal Cycles and Gamete Production -- 3.1 Sexual Maturity -- 3.2 Ovarian Cycle and Egg Production -- 3.3 Testicular Cycle and Sperm Production -- 3.4 Accessory Secretions and Insemination -- 3.5 Sperm Storage in the Female Genital Tract -- 4 Reproductive Behaviour -- 4.1 Migration -- 4.2 Sexual Behaviour -- 4.3 Nesting -- 4.4 Emergence from the Nest -- 5 Reproductive Cycles and Environment -- 5.1 Temperate Zone -- 5.2 Tropical and Subtropical Zone -- 5.3 Multi-Year Reproductive Cycles -- 5.4 Unpredictable Habitats -- 5.5 Conclusions -- 6 Control of Reproduction -- 6.1 Exogenous Factors -- 6.2 Endogenous Timing Mechanisms -- 6.3 Effects of Stress on Reproduction -- 6.4 Conclusions -- 7 Hormones and Reproduction -- 7.1 Gonadal Steroids -- 7.2 Gonadotropins -- 7.3 Gonadotropin-Releasing Hormone -- 7.4 Pineal Hormones -- 7.5 Other Hormones -- 7.6 Hormones and Behaviour -- 7.7 Conclusions -- 8 Eggs and Embryonic Development -- 8.1 Egg Characteristics -- 8.2 Development and Hatching -- 8.3 Sex Determination -- 8.4 Effect of Incubation Environment on Neonates -- 9 Reproductive Patterns and Life History -- 9.1 Resource Allocation -- 9.2 Population Structure and Dynamics -- 10 Threats, Reproduction and Conservation -- 10.1 Environmental Degradation -- 10.2 Exploitation -- 10.3 Conservation Strategies -- 10.4 Commercial Captive Breeding Operations -- 10.5 Risk Minimisation in Assessing Reproduction in Live Chelonians -- 11 Conclusions and Outlook -- References -- SystematicIndex
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| 653 |
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|a Physiology
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| 653 |
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|a Animal Physiology
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| 653 |
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|a Ecology
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| 653 |
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|a Ecology
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| 041 |
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7 |
|a eng
|2 ISO 639-2
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| 989 |
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|b SBA
|a Springer Book Archives -2004
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|a Zoophysiology
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|a 10.1007/978-3-642-80414-4
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| 856 |
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|u https://doi.org/10.1007/978-3-642-80414-4?nosfx=y
|x Verlag
|3 Volltext
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|a 571.1
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