Bui. 120, U. S. Dept of Agriculture. 



Plate III 





Yellow Newtown Apple Tree Near the One Illustrated in Plate II, Showing 

 the Results from Two Years' Spraying with Iron-Sulphid Mixture. 



Note the abundance of foliage, the size of the leaves, and the scarcity of mildewed tips. 

 Photographed in August, 1911. 



