Kretschmar, P.
Kretzschmar, P., Walzer, C., Payne, J., Hildebrandt, T.B.
Walzer, C.; Goeritz, F.; Hermes, R.; Nathan, S.; Kretzschmar, P.; Thayaparan, S. 2008. Beitrag zur Narkose des Sumatra-Nashorns (Dicerorhinus sumatrensis). Tagungsbericht 26. Arbeitstagung der Zootierärzte im deutschsprachigen Raum 2008: 22-25.
Kretzschmar, P. 2008. SOS Rhino – Sumatran rhino in Sepilok. A summary of data collected by the Wildlife Department and SOS Rhino between 1993 and 2007. Report to SOS Rhino. pp. 1-25.
Kretzschmar, P.; Schaffer, N.E.; Bosi, E.J.; Andau, P.M.; Schwarzenberger, F. 2007. Conservation and captive management of Sumatran rhinos in Sabah, Malaysia. Proceedings of the Conference on Animals, zoos & conservation, Poznan, Poland 1: 7-14.
Kretzschmar, P.; Hermes, R.; Hildebrandt, T.B.; Andau, P.M.; Sentenial, N.; Symphorosa, S.; Goeritz, F.; Walzer, C.; Schwarzenberger, F.; Schaffer, N.E. 2006. Assisted reproduction program in the Sumatran rhinoceros (Dicerorhinus sumatrensis harrissonii). Proceedings of the International Symposium on physiology and ethology of wild and zoo animals 6: 132-133.
Hermes, R.; Hildebrandt, T.B.; Portas, T.J.; Goeritz, F.; Bryant, B.; Kretzschmar, P.; Walzer, C.; Schaffer, N.E.; Ladds, P.; Blottner, S. 2006. Testis and epididymis ultrasonography and fine-needle biopsy in the rhinoceros for tumor and fertility diagnosis. Proceedings of the European Association of Zoo- and Wildlife Veterinarians 2006: 1-2.
Kretzschmar, P.; Ganslosser, U.; Dehnhard, M. 2004. Relationship between androgens, environmental factors and reproductive behavior in male white rhinoceros (Ceratotherium simum simum). Hormones and Behavior 45: 1-9, fig.s 1-5, tab. 1.
Kretzschmar, P. 2003. Evaluation of ex-situ and in-situ projects conducted by SOS Rhino in Sabah, Malaysia: plans and recommendations. Report to SOS Rhino. pp. 1-20.
Kretzschmar, P. 2002. Population growth, sex ratio and reproduction of white rhinoceros in South Africa.
Kretzschmar, P. 2002. Ecological, endocrinological and ethological investigations of female mate choice in free-ranging white rhinoceros (Ceratotherium simum simum). Greifswald, Ernst-Moritz-Arndt Universitat, Inauguraldissertation. pp. 1-119.
Kretzschmar, P.; Ganslosser, U.; Goldschmid, A.; Aberham, A. 2002. Stimulation of territorial and mating behaviour by faecal samples: a comparative study on behaviour of captive and free-living white rhinoceros.
Kolar, D.; Kretzschmar, P.; Ganslosser, U. 2002. Do urinary scent marks influence behaviour of male and female white rhinoceros (Ceratotherium simum simum)?. 46.
Kretzschmar, P.; Dehnhard, M.; Ganslosser, U.; Kellner, K.; Lechner-Doll, M. 2002. Ecological and endocrinological investigations of female mate choice in free-ranging white rhinoceros (Ceratotherium simum simum).
Kiefer, B.; Ganslosser, U.; Kretzschmar, P.; Kienzle, E. 2002. Food selection and food quality in territorial males of a free-ranging population of white rhinoceros (Ceratotherium simum simum) in South Africa.
Kellner, K.; Kretzschmar, P.; Foerster, M. 2002. AFLP as an economical method for correct field observations for genetic wildlife management in rhinoceros.
Kiefer, B.; Wichert, B.; Ganslosser, U.; Kretzschmar, P.; Kienzle, E. 2002. Digestibility trials in the zoo compared to field studies of white rhinoceros.
Aberham, A.; Goldschmid, A.; Ganslosser, U.; Kretzschmar, P. 2001. Stimulation of territorial and mating behavior by fecal samples a comparative study on behavior of captive and free-living white rhinoceros.
Kretzschmar, P.; Ganslosser, U. 2001. Population growth, sex ratio and reproduction of a natural living population of white rhinoceros.
Kellner, K.; Foerster, M.; Kretzschmar, P. 2001. AFLP as a method for genetic wildlife management in rhinoceros.
Kiefer, B.; Kretzschmar, P.; Ganslosser, U.; Lechner-Doll, M.; Kienzle, E. 2001. Digestibility trials in the zoo applied to field studies of white rhinoceros.
Kretzschmar, P.; Ganslosser, U.; Dehnhard, M. 2001. Androgen analysis as a possible measure to increase breeding success in white rhinoceros. Proceedings of the International Theriological Congress 8: 419.
Kretzschmar, P. 2000. Territoriales Verhalten von mannlichen Breitmaulnashoernern (Ceratotherium simum simum) unter Bedingungen geringer Populationsdichte. Proceedings of the Deutsche Gesellschaft fur Saugetierkunde 74: 26-27.
Kretzschmar, P.; Ganslosser, U.; Rohleder, M.; Dehnhard, M. 2000. Non-invasive testosterone measurement reveal seasonality in males of free living white rhinoceros, Ceratotherium simum simum. Advances in Ethology 35: 92.
Kretzschmar, P.; Ganslosser, U.; Jewgenow, K.; Dehnhard, M. 2000. Non-invasive measurement of faecal testosterone metabolites revealed seasonality in free living White rhinoceros, Ceratotherium simum simum. Advances in Ethology 35, Supplements: 92.
Ganslosser, U.; Haas, P.; Handtrack, C.; Kretzschmar, P.; Meister, J.; Walker, M. 1997. Nahrungsoekologie und Sozialverhalten des Breitmaulnashorns – eine Kombination von experimentellen und oekologischen Befunden (abstract). Zeitschrift fur Saugetierkunde 62 Sonderheft: 16.






