Spraying 



221 



turn brown ; then add a little more lime to be on the 

 safe side. All this sounds like a formidable task, 

 but it is quite simple when you really get at it. 

 Remember that all you need is a few pounds each 

 of quicklime and copper sulphate, an ounce of prus- 

 siate of potash and a couple of old kegs or large 

 pails, in which to keep the stock solutions. 



Lime-sulphur mixtures can be bought, or mixed 

 by the home orchardist. They have the advantages 

 over Bordeaux that they do not discolor the foliage 

 or affect the appearance of the fruit. Use accord- 

 ing to directions, usually about i part to 30 of 

 water. These may be used at the same times and 

 for the same purposes as Bordeaux. 



Lime-sulphur wash is used largely in commercial 

 orcharding, but it is a nasty mess to prepare and 

 must be used in late fall or winter. For the home 

 orchard one of the miscible oils now advertised will 

 be found more satisfactory. While they cost more, 

 there is no time or expense for preparation, as they 

 mix with cold water and are immediately ready for 

 use. They are easier to apply, more comfortable to 

 handle, and will not so quickly rot out pumps and 

 spraying apparatus. Like the sulphur wash, use 

 only during late fall and winter. 



Kerosene emulsion is made by dissolving Ivory, 

 soft, whale-oil, or tar soap in hot water and adding 

 (away from the stove, please!) kerosene (or crude 



