THE AUTHOR 



ROBERT B. FERGUSON is Associate Wildlife Biologist assigned to the 

 Intermountain Station's Regeneration and Management of Big Game 

 Winter Ranges research work unit at Boise, Idaho. He received his bache- 

 lor of science degree in Forestry from West Virginia University in 1953, 

 and his master's degree in Wildlife Management from Utah State Univer- 

 sity in 1955. His primary assignment since 1956 has been the study of 

 artificial revegetation of deer winter ranges in southern Idaho. 



ACKIVOWLEDGMENT 



Many people assisted with this study during the 4 years of its duration. Dr. James O. Klemmedson, 

 former Project Leader, Intermountain Forest and Range Experiment Station at Boise, assisted with the 

 study plan. Dean E. Medin, present Project Leader of the Intermountain Station's Regeneration and Man- 

 agement of Big Game Winter Ranges research work unit at Boise, helped collect data from all study areas 

 and advised the author on data analyses. 



The following people supervised the topping operations: BOISE NATIONAL FOREST — Hugh G. 

 Pangman and Joseph D. Argyle, former District Ranger and former Assistant District Ranger, respectively, 

 Cottonwood Ranger District; MODOC NATIONAL FOREST — Chester D. Cannon and James C. Gordon, 

 former District Ranger and former Range Conservationist, respectively, Doublehead Ranger District; SAW- 

 TOOTH NATIONAL FOREST — George B. Fry, former District Ranger, Twin Falls Ranger District, and 

 Thomas A. Phillips, Range Conservationist. 



The following personnel assisted in collecting data: BOISE NATIONAL FOREST — Darwin R. Jensen, 

 former Range Conservationist, Ervol I. Sheffield, Fire Control Officer, Abb H. Taylor, Range Conser- 

 vationist, and William L. Thompson, former Assistant District Ranger, Cottonwood Ranger District; 

 MODOC NATIONAL FOREST - Dewey G. Riscioni, Assistant District Ranger, Doublehead Ranger Dis- 

 trict, Sherwood L. S. Stutz, Wildlife Biologist, and Ray L. Ward, Range Conservationist; SAWTOOTH 

 NATIONAL FOREST — Roderick R. Howard, former Range Conservationist, William J. Little, former 

 Range Conservationist, Lewis A. Munson, District Ranger, Twin Falls District, and Donald J. Proctor, 

 Range Conservationist; PACIFIC SOUTHWEST FOREST AND RANGE EXPERIMENT STATION - 

 Donald L. Neal, Range Scientist, and Thomas F. Newman, Wildlife Biologist; IDAHO FISH AND GAME 

 DEPARTMENT - Gary R. McNeill, Regional Game Manager; INTERMOUNTAIN STATION - Douglas G. 

 Mefford, former Range Research Technician, and Thomzis E. Olsen, former Range Aid. 



