Fecundity of Poland China and Duroc Jersey sows
Contributors: Rommel, George M.
Series: Animal Industry Bur. Circ. No. 95
Publisher: U.S. G.P.O.
Published: 1906
Place of publication: [Washington, D.C.]
Language: eng
Format: Microform
Number of pages: 12
Subjects: United States. Bureau of Animal Industry -- Public records.; Swine -- Breeding.