Keeping livestock healthy 

 -  United States Department of Agriculture 
 - xiii,1271p.  24cm 
 - Yearbook of agriculture 1942 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animal husbandry<br/>Veterinary science
<br/><br/><label>Dewey Class. No.: </label>636.089  / KEE