Dr. med. vet. Gundula Hoffmann
Articles in peer reviewed journals [51 Results]
- Pinto, S.; Hoffmann, G.; Ammon, C.; Amon, T. (2020): Critical THI thresholds based on the physiological parameters of lactating dairy cows. Journal of Thermal Biology. (Februar 2020): p. 102523-102523. Online: https://doi.org/10.1016/j.jtherbio.2020.102523
- Llonch, P.; Pires, J.; Hoffmann, G.; Bodas, R.; Mirbach, D.; Verwer, C.; Haskell, M. (2020): Opinion paper - Measuring livestock robustness and resilience: are we on the right track?. animal. (4): p. 667-669. Online: https://doi.org/10.1017/S1751731119003306
- Hoffmann, G.; Herbut, P.; Pinto, S.; Heinicke, J.; Kuhla, B.; Amon, T. (2020): Review paper: Animal-related, non-invasive indicators for determining heat stress in dairy cows. Biosystems Engineering. (Special Issue: Environmental stressors): p. 83-96. Online: https://doi.org/10.1016/j.biosystemseng.2019.10.017
- Müschner-Siemens, T.; Hoffmann, G.; Ammon, C.; Amon, T. (2020): Daily rumination time of lactating dairy cows under heat stress conditions. Journal of Thermal Biology. (February): p. 102484. Online: https://doi.org/10.1016/j.jtherbio.2019.102484
- Herbut, P.; Angrecka, S.; Godyn, D.; Hoffmann, G. (2019): The physiological and productivity effects of heat stress in cattle - A review. Annals of Animal Science. (3): p. 579-594. Online: https://doi.org/10.2478/aoas-2019-0011
- Strutzke, S.; Fiske, D.; Hoffmann, G.; Ammon, C.; Heuwieser, W.; Amon, T. (2019): Technical note: Development of a noninvasive respiration rate sensor for cattle. Journal of Dairy Science. (1): p. 690-695. Online: https://doi.org/10.3168/jds.2018-14999
- Pinto, S.; Hoffmann, G.; Ammon, C.; Heuwieser, W.; Harel, L.; Halachmi, I.; Amon, T. (2019): Effect of two cooling frequencies on respiration rate in lactating dairy cows under hot and humid climate conditions. Annals of Animal Science. (3): p. 821-834. Online: https://doi.org/10.2478/aoas-2019-0026
- Pinto, S.; Hoffmann, G.; Ammon, C.; Amon, B.; Heuwieser, W.; Halachmi, I.; Banhazi, T.; Amon, T. (2019): Influence of barn climate, body postures and milk yield on the respiration rate of dairy cows. Annals of Animal Science. (2): p. 469-481. Online: https://doi.org/10.2478/aoas-2019-0006
- Heinicke, J.; Hoffmann, G.; Ammon, C.; Amon, B.; Amon, T. (2018): Effects of the daily heat load duration exceeding determined heat load thresholds on activity traits of lactating dairy cows. Journal of Thermal Biology. (Oct): p. 67-74. Online: https://www.sciencedirect.com/science/article/pii/S0306456518301773
- Demba, S.; Hoffmann, G.; Ammon, C.; Rose-Meierhöfer, S. (2018): Sensor-based detection of the severity of hyperkeratosis in the teats of dairy cows. Sensors. (11): p. 3925. Online: https://www.mdpi.com/1424-8220/18/11/3925/htm