U. S. DEPARTMENT OF AGRICULTURE, 

 DIVISION OF ENTOMOLOGY— BULLETIN No. 42. 



L. O. HOWARD, Chikk of Division 



DIV, INSEOTa 



SOME INSECTS ATTACKING THE STEMS OF GROWING WHEAT, 

 RYE, BARLEY, AND OATS, 



METHODS OF PREVENTION AND SUPPRESvSION. 



PREPARED UNDER THE DIRECTION OP THE ENTOMOLOGIST, 



Special Field Agkiit. 



'-!.3 41iro 



WASHINGTON : 



GOVERNMENT PRINTING OFFICE. 

 1903. 



