Jul. 51, Bureau of Entomology, U. S. Dept. of Agriculture. 



Plate XVIII. 



Fall Infestation and Destruction of Stalks. 



Fi ^ - 76 iA vieW v° f co i ton sta i k loaded with infested small bolls taken from field at time stalks 

 should have been destroyed; fig. 77, a view of field showing many infested small bolls, stalks 

 standing alter they should have been destroyed; fig. 78, work of destroying stalks, forming 

 windrows lor burning (original). s 



