House and equipment for laying hens :  for loose housing. 

 - Washington, D.C. :      USDA ,  1967 
 - 30p. :  ill. ;  30 cm. 
 - USDA miscellaneous publications .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Poultry farming<br/>United States
<br/><br/><label>Dewey Class. No.: </label>636.5  / US