From: Variation in the Level of Grain Defect Light Flecks and Spots on Cattle Hides
Number of hides | Average prevalence of lice in March | Mac. score | ||||
---|---|---|---|---|---|---|
0 | 1 | 2 | 3 | |||
Hides from herds with lowest prevalence. | 186 | 17.7% | 25.8% | 39.8% | 29.6% | 4.8% |
Hides from herds with highest prevalence. | 182 | 41.8% | 23.1% | 36.8% | 30.8% | 9.3% |