248 The Commercial Apple Industry 



to 1 gallon of water for stock solution. When ready for 

 use, 4 gallons of stock solution will represent 4 pounds of 

 stone lime, sufficient for 50 gallons of Bordeaux mixture 

 spray. When the mixture of lime and bluestone is to be 

 made, it is a wise precaution to pour the two solutions 

 simultaneously into the third receptacle in order that they 

 will mix freely while going into the spray-tank or third 

 receptacle. A strainer should be used when filling the 

 spray-tank. Bordeaux mixture is the standard fungicide 

 for bitter-rot and for blotch in the Middle West, and is 

 used double strength in the fall for anthracnose. 



Finely divided sulfur. There are a number of finely 

 divided sulfur compounds on the market known as atomic 

 sulfur, " milled " sulfur and by similar trade names. 

 Greater adhesion and greater spreading qualities are 

 claimed for these compounds. They are used against the 

 powdery-mildew in some of the orchard regions of the 

 Pacific Coast 



