Plasma progesterone and cortisol in postpartum beef heifers
The object of this investigation was to measure the changes in plasma corticoids and progesterone, at two different levels of energy intake during the postpartum period in beef heifers and to assess their relationship to breeding efficiency. Blood samples were taken using a tail bleeding method from...
| Main Author: | |
|---|---|
| Language: | en_US |
| Published: |
The University of Arizona.
1976
|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10150/348035 |