Source: Barbara Duckworth, Producer.com, February 23, 2018 PHOENIX, Ariz. — The presence of lymphomas is a leading reason for condemnation of beef and dairy cows at slaughter. They may have been infected with bovine leukosis virus. Bovine leukosis was not considered an important disease 25 years ago, but prevalence studies in Canada and the United States… Continue reading Bovine leukosis incidence rises on Prairies