CHAPTER VI 

 FOREST PROTECTION 



1. GENERAL 



Trees, by the very nature of their growth, condition, and location, 

 are susceptible to many injurious agencies. Some trees have thick, 

 coarse bark, like the redwood, that is resistant to fire; others have 



FIG. 33. Burned timber on the Clearwater National Forest, Idaho. Millions of 

 dollars in wages, valuable hunting and other values are lost in the annual toll of 

 forest fires. Much progress is being made in better fire protection. Experience 

 gained during the past years has been valuable in developing fire prevention and 



suppression technique. 



thin bark, like the birches, which are readily scorched, injured, or 

 killed by fire; some are more readily affected by insects and fungi 

 than others. The protection of trees and forests against injuries is 



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