Fowl adenovirus-induced different manifestations of the disease in two consecutive chicken breeding flocks in a poultry hall.

This study investigated an adenovirus infection in two consecutive breeding flocks in the same poultry hall. Thirty-six thousand one-day-old chickens of the ROSS 308 hybrid broiler type were kept together in one hall. The chickens in the first breeding flock during fattening did not show any clinical signs of the disease or increased mortality.

Effects of the Probiotic on Muscle Characteristics of Chickens.

The use of antibiotics in farm animals is one of the main reasons for the development of resistant bacterial strains (e.g., zoonotic pathogens).