PLATE III. 
Bui. 120, U. S. Dept. of Agriculture. 
YELLOW NEWTOWN ApPLE TREE NEAR THE ONE ILLUSTRATED IN PLATE II, SHOWING 
THE RESULTS FROM TWO YEARS’ SPRAYING WITH IRON-SULPHID MIXTURE. 
arcity of mildewed tips. 
€ 
Photographed in August, 1911. 
Note the abundance of foliage, the size of the leaves, and the se 
