Consistent surveillance and analysis of infectious bronchitis virus (IBV) at poultry production facilities can guard against “overvaccination” — where too much vaccine virus in the environment causes a rolling reaction in flocks.
Genotypes of infectious bronchitis virus (IBV) found in California between 2012 and 2020 have seen a “major shift,” according to a study investigating patterns of IBV in the state.
A few essential adjustments in the way infectious bronchitis vaccines are handled and administered at the hatchery can improve vaccine efficacy.
The timing of infectious bronchitis virus (IBV) challenge in layers can impact the development of cysts associated with false layer syndrome, scientists at the University of Georgia have discovered.
