Isolates | Year | Production type(age) | Province | Tissues | IBV vaccine | Clinical signs |
---|---|---|---|---|---|---|
VNUA3 | 2014 | Broiler (24 days old) | Hanoi | Tra, Kid | Ma5 | R, N |
VNUA8 | 2015 | Layer (29 weeks old) | Thainguyen | Tra, Kid | Ma5, 4/91 | R,N, ED |
VNUA11 | 2015 | Layer (34 weeks old) | Haiphong | Tra | Ma5, 4/91 | R, N, ED |