One of the most effective methods for freeing an infected pasture from blackleg is to allow the grass to grow high, and when sufficiently dry to burn it off.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
This fact may account for the occasional appearance of blackleg in stables.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
Like anthrax, blackleg is more or less restricted to definite localities.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler