


PLATE Il. 

Fi@. 1.—YORK IMPERIAL APPLE TREE SPRAYED WITH SELF-BOILED LIME-SULPHUR, SHOW- 
ING LUXURIANT FOLIAGE. FISHERSVILLE, VA., SEPTEMBER 29, 1909. 

Fia. 2.—UNSPRAYED YORK IMPERIAL APPLE TREES ALMOST DEFOLIATED BY LEAF-SPOT, 
LOCATED IN THE SAME ORCHARD AND PHOTOGRAPHED AT THE SAME TIME AS THAT 
SHOWN IN FIGURE 1. 
