The Author 



RAY BOYD received his B. S. in general sciences from 

 Colorado State University in 1949 and his master of 

 forestry degree in 1951. From 1949 to 1953 he did 

 silvicultural research for the Rocky Mountain Forest 

 and Range Experiment Station. Since 1953 he has been 

 an Associate Silviculturist, assigned to the Station's 

 silviculture of western white pine work unit now at 

 Moscow, Idaho. 



