,70 ORCHARD MANAGEMENT. 



in dissolving this acid in water, and various alkalies 

 have been added but these are not necessary, as it 

 dissolves readily in boiling water. When first dis- 

 solved the water turns bright pink, but when cool 

 it returns to a nearly colorless liquid. PVuit should 

 not be introduced while liquid is hot. 



Corosive sublimate in the proportion of ^ 

 ounce to i gallon of water is used in Italy success- 

 fully, but as it is a deadly poison while the salicylic 

 acid is not, and is equally as good the Italian 

 method need not be used. 



