CRD in Poultry- Chronic Respiratory Disease in Poultry
Chronic Respiratory Disease (CRD) in chickens is primarily a respiratory illness caused by the bacterium Mycoplasma gallisepticum. CRD affects broilers, layers, breeders, and other birds such as pigeons, ducks, and quails. If not treated promptly, CRD can lead to increased mortality and other serious illnesses.