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. That’s the view of Rodrigo Gallardo, DVM, PhD, professor of poultry medicine at the University of California–Davis.

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. That’s the view of Rodrigo Gallardo, DVM, PhD, professor of poultry medicine at the University of California–Davis.

&nbsp;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.&nbsp;That’s the view of Rodrigo Gallardo, DVM, PhD, professor of poultry medicine at the University of California–Davis.&nbsp;

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How effective IBV surveillance can prevent ‘overvaccination’

How effective IBV surveillance can prevent ‘overvaccination’