8 FARMERS’ BULLETIN 1705. 
height have been sprayed in this manner from an ordinary sprayer 
tower. A high-power spraying outfit of the type used against the 
gipsy moth is shown in figure 5. Such a powerful stream will dis- 
ay 
de os a ee 
* 
Pig. 5.—High-power spraying outfit for treating large caterpillars like the gipsy moth and 
catalpa sphinx. (from Burgess and Rogers.) 
lodge many of the caterpillars. Particular attention is called to the 
upper end of the stream, in the illustration, where it breaks into a 
mistlike spray. 
