Biometrical study of egg production in domestic fowl
Subtitle: i. Variation in annual egg production.
Contributors: Pearl, Raymond, 1879-1940.; Surface, Frank M. b. 1882.
Publisher: U.S. G.P.O.
Published: 1909
Place of publication: [Washington, D.C.]
Format: Microform
Subjects: United States. Bureau of Animal Industry -- Public records.; Eggs -- Production.