Raising ducks /
by William J. Ash, in cooperation with the Animal Husbandry Research Division, Agricultural Research Service.
- Washington, D.C. : U.S. Dept. of Agriculture, 1965. [i.e. 1966].
- 14 p. : ill. ; 23 cm.
- Farmers' bulletin / United States Department of Agriculture ; no. 2215 .
- Farmers' bulletin (United States. Department of Agriculture) ; no. 2215. .
Supersedes Duck raising, by A.R. Lee, issued as Farmers' bulletin no. 697. Issued March 1965 [i.e. 1966].