CHAPTER XX 



Types and Sizes of Spray Pumps. Dusting Apparatus 



Atomizers 



Fig. 56. — A hand atomizer. Original. 



one quart, and are adapted for use on 



work. 



Bucket Pumps 



Bucket pumps are suitable for work in 

 a small garden, and for whitewashing or 

 spraying poultry houses. They may 

 readily be fitted with a longer hose and 

 an extension rod, and may then be used 

 for spraying fruit trees, if one has only 

 a few trees to treat. In garden spray- 

 ing their principal disadvantage is the 

 fact that one cannot work rapidly when 

 compelled to move a bucket along a few 

 feet at a time, and that it is not always 

 easy to manipulate the pump, and at 

 the same time direct the spray where 

 needed. 



92 



These are small 

 and cheap devices, pro- 

 ducing a spray by the 

 principle of driving a 

 current of air across 

 a small outlet tube. 

 They are provided 

 with a metal or glass 

 tank holding about 

 house plants, or similar light 



Fig. 57. — A bucket pump. 

 Original. 



