Bul. 97, Part |, Bureau of Entomology, U. S. Dept. of Agriculture. PLATE II. 
Fic. 1.—INJURY BY GRAPE LEAFHOPPER (TYPHLOCYBA COMES) TO UNSPRAYED VINES. 
(ORIGINAL. ) 
Fic. 2.—PERFECT FOLIAGE OF SPRAYED VINES. VIEWS FROM EXPERIMENTAL PLATS 
IN VINEYARD OF Mr. H. H. HARPER, AT NORTH EAST, PA. (ORIGINAL.) 
