A. CLYDE BLAUER is an assistant professor of Life Sciences, Division 

 of Natural Sciences, Snow College, Ephraim, Utah. He received his 

 B,S. (1964) and M.S. (1965) degrees in botany from Brigham Young 

 University, He has received additional postgraduate training at 

 Cornell University in plant pathology and plant breeding (1965-66) 

 and at the University of Alabama in algology (1973). Since 1967, he 

 has done botanical work each summer for the Intermountain Station 

 in Ephraim. 



A. PERRY PLUMMER is project leader for the Shrub Improvement and 

 Revegetation research unit for Intermountain Station at the 'Bhi'ub 

 Sciences Laboratory, Provo, Utah. He has worked in range research 

 for the Station since 1936. He received his B.S. degree (1935) and 

 his M.S. degree (1939) in botany from the University of Utah. His 

 research has been principally concerned with restoration of western 

 ranges. 



E. DURANT McARTHUR is a research geneticist at Intermountain Sta- 

 tion's Shrub Sciences Laboratory in Provo. His degrees are from 

 the University of Utah: B.S. in genetics and c\tology (1965), M.S. 

 in molecular and genetic biology (1967), and Ph.D. in biology (1970). 

 He was a postdoctoral research fellow of agricultural botany (1970- 

 71) at the Universit\' of Leeds, United Kingdom. He joined the 

 Station in 1972. 



RICHARD STEVENSis a wildHfe resources biologist for the Utah Division 

 of Wildlife Resources stationed in Ephraim. He received his B.S. 

 degree in range management (1965) from Brigham Young University 

 and his ^I.S. degree in range management (1968) from the University' 

 of Arizona. From 1968 to 1969, he was a range conservationist with 

 the USDA Forest Service. He has been in his present position since 

 1969. 



BRUCE C. GIUNTAis a wildlife resources biologist for the Utah Division 

 of Wildlife Resources. He has been stationed at Ephraim since 1971. 

 He began work for the Division in 1969 as the wildlife management 

 area supervisor for the Hardware Game Management Unit. He 

 received both his B. S. in wildlife management (1963) and his M.S. 

 in wildlife biology (1968) from Colorado State Universit3^ 



We thank the following for valuable technical assistance: Dr. B. W. 

 Wood, Department of Botany and Range Science, Brigham Young Univer- 

 sity, Provo, Utah; R. T. John and H. D. Stapley, State Office, Utah 

 Division of Wildlife Resources, Utah Department of Natural Resources. 

 Salt Lake City, Utah; and J. D. Yoakum, Nevada State Office, Bureau of 

 Land Management, Reno, Nevada. 



