Bul. 97, Part |, Bureau of Entomology, U. S. Dept. of Agriculture. PLATE |. 
Fig. 1.—COVER CROP OF VETCH IN VINEYARD OF MR. JOHN HIGGINS, NORTH EAST, 
Pa. (ORIGINAL.) 
Fig. 2.—CoverR CROP OF TURNIPS IN VINEYARD OF MOTTIER BrRos., NORTH EAS7, 
Pa. VINEYARD BADLY INFESTED BY GRAPE LEAFHOPPER, WHICH WAS EFFEC- 
TIVELY TREATED WITH BLACKLEAF TOBACCO-EXTRACT SPRAY. (ORIGINAL. ) 
