Fungicides 453 



tends outside the pail to the ground, the pump can be held 

 firmly. 



Compressed air sprayer. — After the tank is partly 

 filled with the spray mixture and closed, air is pumped 

 in, thus pressure is exerted upon the liquid, which is 



Fu;. 224. — Bucket pump 

 showing hose, nozzle, 

 and bucket attachment. Fifi. 225. - Barrel jtumi) showing agitator. 

 After Gould Mfg. Co. After Gould Mfg. Co. 



forced out in the form of a fine spray when the nozzle 

 is opened. 



This type of sprayer is satisfactory in some instances, 

 and is adapted to about the same fields as the bucket 

 pump. It is not well adapted for spraying large areas, 

 since the sprayers are inconvenient to carry, are slow and 

 heavy. 



