List of sires proved in dairy-herd-improvement associations, 1950
| Corporate Author: | |
|---|---|
| Format: | Government Document Electronic Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of Agriculture,
1950
|
| Series: | Agriculture handbook (United States. Department of Agriculture) ;
no. 7 |
| Subjects: |