Insects :  the yearbook of agriculture. 

 - Washington, D.C. :  United States Government Printing Office,  1 952. 
 - xviii, 750 p. :  ill., plates ;  24 cm. 
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Insects-- United States.
<br/><br/><label>Dewey Class. No.: </label>595.70973 INS