If you are a dairy operator considering a group – housed/group – fed system for calves, look at mechanical ventilation for the barn as well. Rod Bain reports.
 |  |  |  |  |  |  |  |  |
| | | | | | | | |
If you are a dairy operator considering a group – housed/group – fed system for calves, look at mechanical ventilation for the barn as well. Rod Bain reports.