European Corn Borer 



(Pyi austa 7inbi!olii<) . 



Ragweed (Anibrosia arte- 

 misii'folia) infested 

 with borers. 



Corn stalks badly infested with 

 borers. 



Clump of barnyard grass 

 (Echiiiochloa crus-galli) 

 infested with borers. 



