Creator
- Oregon State University. Extension Service1,937
- Forest Products Laboratory (U.S.)1,336
- Oregon State University. Agricultural Experiment Station1,109
- Oregon State College. Agricultural Experiment Station520
- Oregon State College. Federal Cooperative Extension Service447
- Oregon. State Game Commission333
- Oregon State University329
- Oregon. Department Of Fish And Wildlife271
- Oregon State University. Forest Research Laboratory250
- Oregon Agricultural College. Experiment Station208
- Et Al.201
- United States. Bureau Of Land Management192
- Oregon State University. Cooperative Extension Service182
- Oregon. Dept. Of Geology And Mineral Industries181
- Klamath Falls Resource Area175
- U.S. International Biological Program. Coniferous Forest Biome173
- Western Dry Kiln Clubs165
- Oregon State Agricultural College. Agricultural Experiment Station164
- United States. Forest Service. Northern Region. State & Private Forestry157
- Oregon State Agricultural College. Extension Service144