Respiratory disease on breeder-chicken farms in the United States
Series: APHIS technical brief; APHIS technical brief
Publisher: U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service, Veterinary Services, Centers for Epidemiology and Animal Health
Published: 2012
Place of publication: Fort Collins, CO
Language: eng
Subjects: Chickens; Diseases; Respiratory organs
Notes: Caption title.

"June 2012."

Also available on the Internet.