An Effort to Isolate Mycobacterium bovis from Environmental Substrates during Investigations of Bovine Tuberculosis Transmission Sites (Cattle Farms and Wildlife Areas) in Michigan,
USA
Figure 3
Three photographs of sampling locations selected during investigations of bovine tuberculosis-positive cattle farms: (a) an unprotected hay bale with evidence of deer feeding activity; (b) a pond in a pasture to which both deer and cattle have access; (c) an example of feeding cattle hay on the ground in the woods.