Bui. 93, Bureau of Plant Industry, U. S. Dept. of Agricultur 



Plate V. 



Fig. 1.— Apples Harvested from One Tree of Plot 1, Sprayed Three Times; 



Applications Made too Early. 



Fig. 2.— Crop of Apples from One Tree of Plot 12, Sprayed Four Times; 



Applications Made too Late. 



