Artificial insemination in livestock breeding.
- [Rev.]
- Washington, U.S. Dept. of Agriculture, 1950.
- 71 p. illus. 24 cm.
- United States. Dept. of Agriculture. Circular no. 567 .
- Circular (United States. Department of Agriculture) ; no. 567. .
Contribution from Bureau of Animal Industry. Supersedes earlier editions by W.V. Lambert and Fred F. McKenzie.