State of Illinois • Department of Registration and Education 

 Natural History Survey Division • Harlow B. Mills, Chief 



ILLINOIS TREES AND SHRUBS: 

 THEIR Insect Enemies 



L. L. ENGLISH 



ILLINOIS NATURAL HISTORY SURVEY 



QiAculaSi 4-7 Printed by Authority of 



Third Printing, the State of Illinois 



With Revisions 

 (First Printing, 1958) 



URB A N A 



October, 1965 



