Jul. No. 26. new series. Div. of Entomoiogy, U. S. Dept. Agr 



Plate I. 



i^Jtel 



M, I ^ Pi 



Application. 



(Author s photi.giaph.^ 



'■'■'- U^. 



' >:'^m 



Fig. 2. — Section of a 600-acre Pea Field, Rows one mile long, showing Spraying Outfit heady fok wohk. 

 Peas finally saved by Brush-and-cultivator Method 



(Author s photograph, I 



