i6 



Forest Mensuration 



Chestnut oak peeled at Biltmore yields the following results per tree, 

 arranged according to the diameter of the trees 4^2 feet above ground: 



If the percentage of bark in a log or tree (scaled with the bark) is 

 p, then the bark percentage in ratio to the solid wood alone is : 



, loo x P 



100 p 



According to thickness of bark and diameter of logs, the following 

 percentages can be given for the ratio : 



bark 

 bark plus timber 



Diameter with 



Thickness of bark. 





