Figure 3a. — Diameter growth of individual lodgepole pine trees over . 

 2 0-year intervals, by site index classes, for an average elevation 

 of 6,000 feet— when Crown Competition Factor (CCF) = 200, and the 

 ratio of tree d.b.h. to average stand d.b.h. (d/^) =2.0. 



15 



