300 dpi: (k10559-1.jpg)
640 pixels wide: (k10559-1.jpg)
![]() Image Number K10559-1 |
Physiologist Ronald Horst collects blood from a Jersey cow to analyze her vitamin D and calcium status.
Photo by Peggy Greb.
300 dpi: (k10559-1.jpg)
640 pixels wide: (k10559-1.jpg)
![]() Image Number K10559-1 |
Physiologist Ronald Horst collects blood from a Jersey cow to analyze her vitamin D and calcium status.
Photo by Peggy Greb.