186 



SPRAYING APPARATUS 



winter application of lime-sulfur it is excellent. It is not 

 likely to clog, and can be adjusted to throw anything 

 from a solid stream to a fairly fine spray. The Bordeaux 

 nozzle has a distinct place in any orchard man's outfit, though 

 it is not well to use it for such work as codling-moth 

 spraying (Fig. 85 A). 



The disc type of nozzle is shown in Figure 85B. This has been 

 on the market a relatively short time but is rapidly displacing the 

 other types for most kinds of spraying. It has three advantages 

 that will appeal to any man who has ever sprayed : First, it does 



Fig. 86. — Long- and short-tailed hose couplings. The former are much to be preferred, as 

 they do not allow the hose to pull apart so easily. 



not catch on th^ branches of the trees ; second, it throws a rela- 

 tively fine spray and lots of it; and, third, it seldom clogs.. 

 For most spraying the orchardist should certainly choose this 

 type of nozzle. 



The Angle of Delivery. — Any nozzle, of whatever type, is 

 very much more efficient for most work if it delivers the spray 

 at an angle of 45° instead of straight ahead. ]\Iany nozzles are 

 made this way by the manufacturers, and others can be changed 

 into this type by introducing a small angle connection between 

 the nozzle and the extension rod. The advantage of the angle 



