Bovine theileriosis (Tie-lir-ee-OH-suhs) is a tick-borne disease caused by a protozoan blood parasite, Theileriosis orientalis. (Malaria is another disease caused by a protozoan blood parasite, but it is mosquito-borne.) It is often referred to as bovine anemia due to the chronic anemia that it can cause in cattle, and it affects many different species of cattle, buffalo and small ruminants …
An Unwelcome Sign of Summer: Vesicular Stomatitis
Imagine looking forward to spending time with your horses during the summer, but finding them drooling with blistered tongues and muzzles. Unfortunately, this is what some farmers and equestrians in southwestern and midwestern areas of the United States are experiencing this summer because of an outbreak of vesicular stomatitis (VS). VS is a zoonotic disease—caused by the VS virus (VSV)—and …
Emergency Preparedness is Risky Business
When I talked about emergency preparedness with folks involved in agriculture in 2011, I was referencing the Deepwater Horizon oil well explosion, the toxic sludge flood in Hungary, and the Fukushima nuclear plant accident in Japan as example of disasters that were unanticipated. In 2019, I would have referenced the crashes of the Boeing 737-Max, the collapse of the Brumadinho …
Draw the Line on Livestock Diseases
A line of separation is a biosecurity practice that involves setting up boundaries or zones on a livestock operation. The purpose of the line is to block the introduction, or limit the spread of disease-causing agents (NPPC, 2013). Compliance with procedures for crossing the line can become an issue with farm workers and visitors. The line is meant to separate …