i6 



Forest Mensuration 



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

 arranged according to the diameter of the trees 4^ 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: 



100 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 



