Table 2 Prevalence of BVDV infection according to age group of calves
From: Identification of a new bovine viral diarrhea virus subtype in the Republic of Korea
Age group (days) | No. of examined calves | No. of BVDV positive |
|---|---|---|
1−21 | 51 | 33(64.7%) |
22−42 | 54 | 33 (61.1%) |
43−84 | 38 | 21 (55.3%) |
Total | 143 | 87 (60.8%) |