of attack and the treatment are practically identical for all va- 

 rieties. They are found chiefly on the Silver and Sugar Maple, 

 but occasionally they also attack the Elm, the Eed Maple, the Pin 

 Oak, and a few other trees. The eggs are deposited on the bark, 

 and the young soon hatch, crawl to a convenient place and begin to 



Simple Device for Guarding Trees from " Building Bruises." 



bore, working first upon the smaller branches and then descending 

 to more spacious quarters as they increase in appetite and size. 

 They are voracious in their feeding habits, and let it be repeated 

 that a single borer often causes the death of a young tree. 



Protecting the Trees 



Well, we've told you of planting the trees and caring for the 

 trees, and now we'll tell you of protecting the trees. What! do 

 they need protection? Indeed, and indeed, they do. And from 

 what, pray? Well, to put it succinctly, they need protection in 



17 



