House and equipment for laying hens : for loose housing.
- Washington, D.C. : USDA , 1967
- 30p. : ill. ; 30 cm.
- USDA miscellaneous publications .
Includes bibliographical references and index.
Poultry farming
United States
636.5 / US
Includes bibliographical references and index.
Poultry farming
United States
636.5 / US