APPLYING MATERIALS 



345 



wait a long time for the wind to change, but the insects and 

 diseases that he seeks to control are active all the time. 



Whatever the particular procedure, which, after all, the 

 grower must determine in the light of his own conditions, a 

 fine, driving, cone-shaped spray that penetrates everywhere 

 and settles on the fruit and foliage in small globules is best for 

 most purposes. 



(John Bean Mfg. Oo.) 



Fig. 13L Spraying from the top of the tank alone is not the best 

 procedure. It is not possible to reach the lower sides of the low branches. 

 Note bees at left. They should be removed before the Calyx spray 



is made. 



The orchardist must watch particularly to see that the sur- 

 faces away from the wind are well coated, those high up in the 

 top often being left unprotected. He must keep in mind that 

 the protruding tips of branches on the outer circumference 

 of the head are easily missed. A spray gun may be doing a 

 good job at close range but delivering only coarse spattering 

 drops on the parts farther away. The temptation in using a 



