M.ARUNKUMAR

Thank you for this self-explanatory work. In our breeder farm, we observed that Infectious bronchitis is endemic. At some point, we stock commercial broiler in some of our pen houses and sprayed them with IB4/91 at first week. We started experiencing facial swelling, sinusitis with respiratory distress and of course mild mortalities for like 2 batches. We removed the IB4/91 from the vaccination pr ...