FOR WHOLE TREES. 



37 



Curves showing average values for total volume in board feet, also in cubic 

 feet, contained in merchantable portion of mature western yellow pine 

 trees of different diameters breasthigh. 



700 



600 



500 



400 



300 



200 



100 



20 22 



24 



26 28 30 32 34 36 

 DIAMETER BREASTHIGH-INCHES 



42 



FIG. 9. Total volume in cubic feet inside bark from the stump to a height where 

 the tree is 6" in diameter outside the bark. 



