United States. Agricultural Research Service. Animal Disease Eradication Branch

Scope and Contents Color - Sound - 16 mm - 00:30:00 This picture portrays the avian type of tuberculosis, which causes an annual loss of several million dollars to owners of chickens and hogs. Although the disease is now most prevalent in the North-Central States, its spread is a threat to all farms in the United States where chickens are raised. As shown, detection of tuberculosis in poultry flocks is difficult and , when found prompt measures should be taken to eliminate the disease. Once tuberculosis is...