SPRAYING 



-Mi 



water, I gallon. Dissolve the soda in -*- gallon of water, and in a 

 separate pail dissolve the lead, also in } 2 gallon of water. When 

 dissolved, pour the two together. This is equivalent to I pound 

 of the paste, provided the chemicals used are of good quality. 



The homemade arsenate of lead gives as good satisfaction, 

 when properly made, as the commercial brands, and in some cases 

 it lias the added advantage of being somewhat cheaper. 



Compressed-air sprayer 



Spraying apple trees on the farm of M. G. Keenan near Oneonta, New Vork. Second spray- 

 ing, lime-sulphur and arsenate of lead, three hundred pounds' pressure used. (Photograph 

 by F. O. Sibley, Milford. New York) 



Miscible oils. Formulas for the home preparation of miscible 

 oils have been published by the Delaware Experiment Station and 

 by the Storrs Experiment Station of Connecticut. The following 

 suggestions are taken from a recent bulletin of the latter station. 

 Note that there are three parts to the process of preparing the oil 

 according to the formulas given, and also that the author uses the 

 term " soluble oil " instead of miscible oil. 



i. The making of the emulsifier is the most complicated part 

 of the formula, although little difficulty will be experienced if the 

 proper materials are used. 



