By Mark W. Jackwood, PhD, Department Head, JR Glisson Professor of Avian Medicine, University of Georgia
Field experience with infectious bronchitis in broilers during a harsh winter demonstrated that vaccination for secondary Escherichia coli infection helped stem losses
Infectious bronchitis virus (IBV) is a “moving target” and trying to keep ahead of it requires consistency and follow-up, explained Sjaak de Wit, DVM, PhD, of GD Animal Health, the Netherlands.
With the removal of antibiotics in the hatchery in “no antibiotics ever” (NAE) programs, the bacterium Escherichia coli is becoming more of a problem at many broiler complexes.
