U. S. DEPARTMENT OF AGRICULTURE, 

 BUREAU OF ENTOMOLOGY- BULLETIN NO. 63, Part VII. 



L. O. HOWARD, Entomologist and Chief of Bureau. 



PAPERS ON THE COTTON BOLL WEEVIL AND 

 RELATED AND ASSOCIATED INSECTS. 



THE COTTON STALK-BORER. 



BY 



A. C. xMOKGAN, 



Special Field Agent. 



Issued February 9, 1907. 



^3 



/ 



AnS"^ 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE 



1907. 



