Blackleg : its nature, cause, and prevention
- Source:
- Circular / U.S. Dept. of Agriculture, Bureau of Animal Industry 1899
- Year:
- 1899
- Subject:
- United States -- Bureau of Animal Industry -- Public records and Blackleg in cattle
- Format:
- 15 p. ; 24 cm.
- Publisher:
- U.S. G.P.O.
- Collection:
- Organic Roots Collection