4° 



THE CANKER-WORM 



form of spraying outfit is represent- 

 ed in Fig. 7. It consists of a kero- 

 sene barrel holding fifty gallons, a 

 force pump having a double dis- 

 charge, with a short line of hose 

 running into the barrel to keep the 

 liquid stirred, and a long line of 

 hose fitted at the end to a slender 

 brass rod tipped with a spray noz- 

 zle. This outfit can be obtained 

 through any hardware denier, or 

 direct from any of the numerous 

 manufacturers of spraying machin- 

 ery. 



Where it is desired to combine the 

 treatment for apple scab with that 

 for the canker-worm, the Paris 

 green may be added to the Bor- 

 deaux mixture at the rate of four 

 ounces of poison to fifty gallons of the 

 mixture, full directions for makine 

 which will be found in Bulletin 45 

 of this Station. 



THE FRUIT GROWER'S INSURANCE 



Professor L. H. Bailey wisely de- 

 scribes spraying as the fruit grow- 

 er's method of insurance. "-There 

 are always elements of risk in grow- 

 ing fruit," he writes. " The chief 

 of these is frost, a difficulty which 

 will never be completely under our 

 control. The second great 

 element of risk is the in- 

 1 jury wrought by insects and 

 A) fungi, and the greater part 

 5§H of this injury can be averted 



by the sprays. Now, it is 



