538 THE MONTHLY BULLETIN. 



To destroy mites or lichens on fruit trees add 2 pounds of lye to the 

 formula of the stock solution. . 



The prepared crude oil and distillate emulsions can be obtained from 

 several insecticide dealers throughout the state. 



PLANT DISEASES. 



Shot Hole Fungous of Almond Trees. 



The shot hole fungus of almond trees, as suggested by its name, gives 

 a shot hole effect to the almond leaves. The young twigs are also some- 

 times spotted. If the infestation is serious, trees may be defoliated early 

 in the season, the crop being badly damaged as a result. In order to 

 control this disease spray with Bordeaux mixture, consisting of copper 

 .sulphate (bluestone), 5 pounds; quick lime, 5 pounds; water, 50 gallons; 

 just prior to the opening of the buds in the spring. 



