THE AUTHOR 



RUSSELL A. RYKER is a Research Silviculturist for the Idaho 

 Batholith Ecosystems research work unit of the Inter- 

 mountain Station at Boise, Idaho. He received his B.S. 

 (Forestry) degree in 1954 and M.S. (Forestry) degree in 

 1962 from the University of Missouri. From 1956 to 1963, 

 he conducted research in the silviculture of central hard- 

 woods for the Central States Station. He worked with the 

 silviculture project at Moscow, Idaho, from 1963 until 

 moving to Boise in 1967. 



