|
|
|
front |1 |2 |3 |4 |5 |6 |7 |8 |9 |10 |11 |12 |13 |14 |15 |16 |17 |18 |review |
 |
EPIZOOTIOLOGY:
present in all cattle in the UK, Europe & North America. CONTROL: No vaccines for calf vaccination. Included in some dam vaccines to elevate and prolong maternal antibody. |