The National poultry improvement plan
By: prepared by specialists of the Bureau of Animal Industry.
Contributors: United States. Bureau of Animal Industry.
Edition: Rev. June 1948
Series: Miscellaneous publication / United States Department of Agriculture -- no. 300; Miscellaneous publication (United States. Dept. of Agriculture) -- no. 300.
Publisher: U.S. Dept. of Agriculture
Published: 1948
Place of publication: Washington, D.C
Language: eng
Number of pages: 33
Subjects: Poultry -- Breeding -- Law and legislation -- United States.; Poultry industry -- Law and legislation -- United States.
Notes: Caption title.

"Issued January 1938."

Includes index.

"In cooperation with poultry leaders, poultry breeders, and members of the breeder and commercial hatchery industry."