Autor: |
Wolf-Dieter Rausch, W. W. Chan, Marcel A.M. Taverne, F. H. Jonker |
Rok vydání: |
1993 |
Předmět: |
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Zdroj: |
Animal Reproduction Science. 34:43-54 |
ISSN: |
0378-4320 |
DOI: |
10.1016/0378-4320(93)90048-v |
Popis: |
Each of 56 newborn calves born to primiparous heifers was classified in two different ways: first into one of four groups according to the way it was delivered and, secondly into one of three groups according to its neonatal acidotic stage. Blood samples from each animal were collected at 1, 10 and 30 min after parturition. Plasma catecholamines and blood chemistry parameters were measured to evaluate the calves' physiological functions and their responses to different forms of stress during calving. Both plasma noradrenaline (NA) and adrenaline (A) were significantly elevated (P |
Databáze: |
OpenAIRE |
Externí odkaz: |
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