From: Variation in the Level of Grain Defect Light Flecks and Spots on Cattle Hides
Number of herds
Number of hides
Mac. Score
0
1
2
3
Biting lice infections
18
189
23.8%
35.5%
5.3%
Mixed infections*
12
179
24.6%
39.1%
26.8%
9.5%