THE MONTHLY BULLETIN. 



315 



THOROUGHNESS. 



Great care should be taken to make the application thorough in 

 every respect. The material should not only be well agitated but applied 

 to every portion of the tree. JMost of the unsatisfactory results in 



Fig. 305. — Spra.v nozzles, a, side cyclone, ii splendid nozzle 

 for spraying trees and plants infested with red spiders or 

 mites ; b, angle and c, straight "Jumbo" nozzles, excellent for ■ 

 general work. 



spraying are due to inefficient and careless operators. Every portion of 

 the tree should be thoroughly drenched. The tips of the side branches 

 and the tops should receive the same careful consideration as is usually 



Fig. 30 6. — Straight and angle "Y." 

 The "LT" shaped form is much better 

 than one with a "V" shaped fork as 

 shown at the right, because the spray is 

 forced straight ahead instead of side- 

 ways. Angle nozzles should be used on 

 the straight "Y" and straight nozzles on 

 the angle "Y." 



given to the trunk. No one can hope for good results who neglects this 

 important phase of spraying work. 



TIME OF APPLICATION. 



Of course the time of application varies somewhat with each particular 

 pest, but there is a time for every one. The grower should carefully 

 ascertain when that time is and do the work then and not wait until 

 his efforts bring little or no avail. Those who spray for codling moth 

 can appreciate what the time element means. 



