Bui. 1 1 7, Bureau of Entomology, U. S. Dept. of Agriculture. 
Plate VI. 
Fig. 1.— Cooking Flour Paste Out of Doors; Kiln-House for Drying Hops, Pre- 
paratory to Baling, in Distance. (Original.) 
Fig. 2.— Large Power Spraying Outfit, Showing Lines of Hose Running into 
Hopyard. (Original.) 
SPRAYING FOR THE RED SPIDER ON HOPS. 
