Swine production.
Swine production.
- [Rev.
- Washington, For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1968]
- 30 p. illus. 24 cm.
- U.S. Dept. of Agriculture. Farmers' bulletin no. 2166 .
agr68000165
Swine.
S21 / .A6 rev. no. 2166, Apr. 1968
636.4/08
1Ag84F no. 2166 1968
agr68000165
Swine.
S21 / .A6 rev. no. 2166, Apr. 1968
636.4/08
1Ag84F no. 2166 1968