Bui. 1 14, Bureau of Entomology, U. S. Dept. of Agriculture. 



Plate XX. 



Fig. a.— Early fall destruction of stalks, the fundamental method for controlling the boll weevil. 

 Windrowing stalks for burning. (Original.) 



Fig. &.— Chain cultivator passing through cotton rows. (Original.) 

 Cultural Control of the Boll Weevil. 



