Bui. 805, U. S. Dept. of Agriculture. 



Plate 



; - ' m^M&&-S^ 



Fig. I.— Cages Used for Rearing the Apple Leafhopper in Nursery, 

 West Chester, Pa. 







S^&l 





Fig. 2.— Terminal Leaves of Nursery Apple Trees Curled by the 

 Apple Leafhopper. 



THE APPLE LEAFHOPPER. 



