Viruses
July 2020
The aim of this study was to evaluate secondary clinical disease, milk production efficiency and reproductive performance of heifers and cows persistently infected (PI) with bovine viral diarrhea virus type 2 (BVDV type 2). PI animals ( = 25) were identified using an antigen capture ELISA of ear notch samples. They were distributed into three age groups: ≤ 12 ( = 8), 13 to 24 ( = 6) and 25 to 34 ( = 11) months old.
View Article and Find Full Text PDF