Traceback - Testing Market Cattle, 1960

Color - Sound - 16 mm - 00:13:00 Outlines the basic steps involved in the use of a uniform back-tagging system as a means of identifying and tracing to the herds of origin bucellosis-infected cattle detected through blood testing on the way to or at slaughter. Shows the advantages of the system to beef producers, including possible use of tracing procedures to detect and eliminate other livestock diseases. Of primary interest to beef cattle producers in range and semirange areas. AWARDS: American Film Festival, 1962