i6 



Spraying Machines. 



[APRIL, 



for the thickest plantation, and a large area can be sprayed 

 without moving the pumping engine. 



The horse-power hop-spraying machine, of which an illustra- 

 tion has been given (Fig. 2), is used also as a fruit sprayer. The 

 nozzles can be set in any direction, some being directed low 

 enough for bushes and the lower portions of the trunks of trees, 

 and others towards the higher portions of trees. This type of 



Fig. 9* — Petrol Motor Pump. 



machine, where there is room for it between the rows of trees, 

 possesses the great advantages of superseding the use of hose 

 and of getting quickly over the ground. 



For spraying lofty and widely spreading trees there is no 

 doubt that the force supplied only by steam or oil engines is 

 desirable. It cannot be imagined that horse-power machines can 

 effectually spray such trees as they travel along, and it is doubtful 

 whether even steam or oil motors, unless worked by means of hose 

 while stationary for the time being, would spray trees of such size 

 all over. The spraying operators must have time to change their 

 positions, working all round large trees in order to cover every 



* Figs. 9 and 10 are reproduced by permission of Messrs. Merryweather & Sons. 



