480 



INJURIOUS AND BENEFICIAL INSECTS OP CALIFORNIA. 



TIME OF APPLICATION 



Of course the time of application varies somewhat with each partic- 

 ular pest, but there usually is a best time for every one. The grower 

 should carefully ascertain when that time is and do the work then 



Fig. 481. — A geared spraying machine for garden and truck crops. 



and not wait until his efforts are of little or no avail. Those who spray 

 for such insects as the codlin-moth can appreciate best what the time 

 element means. 



