Ash, William J. creator United States Agricultural Research Service. Animal Husbandry Research Division. text dcu Washington, D.C U.S. Dept. of Agriculture 1965. [i.e. 1966] 1966 monographic eng

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14 p. : ill. ; 23 cm. by William J. Ash, in cooperation with the Animal Husbandry Research Division, Agricultural Research Service. Supersedes Duck raising, by A.R. Lee, issued as Farmers' bulletin no. 697. Issued March 1965 [i.e. 1966]. Ducks S21 .A6 no. 2215 636.59/7 agr66000094 U.S. Nat'l Agr. Libr. 750612 20260227111024.0 agr66000094