ROGER S. PETERSON, plant pathologist in charge 

 of project on native rusts of western conifers , 

 joined the Intermountain Station staff in 1962. 

 Prior to that he spent 5 years as plant patholo- 

 gist at the Rocky Mountain Experiment Station. 

 He was graduated from Harvard University in 

 biology and holds master's and doctoral degrees 

 in botany from the University of Michigan. 



