The Smallest of Living Things 247 



FIG. 198. Spraying a peach tree for curl leaf. This should be done before 

 the buds open in spring. 



in two buckets, each containing two and a half gallons 

 of water (Fig. 197). (The bluestone will dissolve more 

 readily if it is placed in a cloth bag that is suspended in 

 the water. It should be dissolved in a wooden bucket.) 

 Pour the two solutions together, both at once, into a third 

 wooden vessel. Paris green may be added to the mixture 

 to make it serve as an insecticide as well as a fungicide. 

 The mixture should be used while fresh. 



