Studies verify industry reaction to false layer syndrome
Outbreaks of infectious bronchitis have resulted in false layers and/or flocks not hitting normal production standards.
Flock production problems resembling infectious bronchitis virus (IBV) infections have been intermittently affecting egg producers’ flocks the past three years in the United States and even longer in Eastern Canada.
With no significant changes in vaccination programs, producers started seeing dramatic changes in performance. Some flocks peaked in a…