THE AUTHORS 



J. L. GRASHAM, Biological Research Technician, joined the 

 Intermountain Station staff in January 1966 and is as- 

 signed to the Diseases of White Pine Forest Type 

 Research Work Unit at the Forestry Sciences Labora- 

 tory, Moscow, Idaho. Previously, he was a Forestry 

 Technician with the Insect and Disease Control Division, 

 Clearwater National Forest, Pierce, Idaho. He attended 

 the University of Arkansas 1957-1958, Connors Junior 

 College 1958-1960, Northeastern State College 1960- 

 1961. Presently, he is working towards a B.S. degree in 

 Agriculture at the University of Idaho, majoring in Plant 

 Sciences. 



A. E. HARVEY, Research Plant Pathologist, is presently 

 responsible for research investigations on the biology, 

 host parasite physiology, and biochemistry of the white 

 pine blister rust fungus and for developing methodology 

 of screening and testing chemicals for its control. He is 

 assigned to the Diseases of White Pine Forest Type Re- 

 search Work Unit at the Forestry Sciences Laboratory, 

 Moscow, Idaho. Dr. Harvey received the B. S. degree 

 in Biology (1960), the M. S. degree in Plant Pathology 

 (1962), and the Ph.D. degree in Plant Pathology (1968) 

 from Washington State University. He joined the Inter- 

 mountain Station staff in 1965. 



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