Mannheimia haemolytica and Florfenicol
Concentration
(μg/ml)
8
7.2
6.4
5.6
4.8
4
3.2
2.4
1.6
0.8
Florfenicol
0.5
0.5
Florfenicol
8
4
1
2
MIC50
MIC90
Strain Number