Infectious bronchitis may not show symptoms in live birds but surprises poultry producers with condemnations at processing, says Tim Cummings, DVM, technical service veterinarian for Zoetis.
TOOLBOX, Issue 36: An interview with Manuel Da Costa, DVM, PhD, Associate Director, Outcomes Research, Zoetis
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.
