Creator
- Oregon State University. Extension Service963
- Oregon State University. Agricultural Experiment Station628
- Forest Products Laboratory (U.S.)548
- Oregon State College. Agricultural Experiment Station313
- Oregon State University. Forest Research Laboratory216
- Oregon State College. Federal Cooperative Extension Service158
- United States. Bureau Of Land Management136
- Klamath Falls Resource Area128
- Oregon Agricultural College. Experiment Station120
- Oregon State Agricultural College. Agricultural Experiment Station104
- Pscheidt, Jay W.89
- Oregon State University. Water Resources Research Institute79
- Oregon Agricultural College. Extension Service72
- Oregon State University. Dept. Of Computer Science70
- Pacific Northwest Cooperative Extension70
- United States. Forest Service. Northern Region. State & Private Forestry70
- Oregon. Department Of Fish And Wildlife68
- Oregon. State Game Commission68
- United States. Forest Service68
- U.S. International Biological Program. Coniferous Forest Biome67