BEGINNERS GUIDE TO FRUIT GROWING 



rel bought of the dealers in spray machinery. For 

 large operations a 2OO-gallon tank will be needed. 

 This can best be bought direct from the dealers. 



The pump is the vital 

 part of the spray outfit. 

 It must be strong and 

 easy working, and all the 

 working parts must be of 

 brass. An ordinary iron 

 pump is quickly ruined 

 by the corrosive liquids 

 used in spraying. The 

 submerged hand pumps 

 are best for ordinary 

 work, the double-acting 

 pump (see Figure 46) 

 for heavier hand spray- 

 ing, while the heavy 

 double-acting pumps go 



FIG. 45 SUBMERGED BARREL 

 PUMP 



with the kerosene power 

 sprayers. 



The hose should be spe- 

 cially selected for spraying 

 and should be the best rub- 

 ber hose, j4 mcri m diam- 

 eter. Some operators, 

 however, prefer cheap 

 cotton hose ^ inch in 

 diameter. 



The nozzle is of great 

 importance. While there 



FIG . 40 LARGE HAND PUMP 



