Creator
- Oregon State University. Extension Service2,655
- Forest Products Laboratory (U.S.)1,927
- Oregon State University. Agricultural Experiment Station1,000
- Oregon State College. Agricultural Experiment Station891
- Oregon State College. Federal Cooperative Extension Service555
- United States. Bureau Of Land Management380
- Klamath Falls Resource Area363
- Oregon State University. Cooperative Extension Service260
- Oregon Agricultural College. Experiment Station250
- Oregon State University. Forest Research Laboratory234
- Pacific Northwest Cooperative Extension202
- Oregon Agricultural College. Extension Service198
- Oregon State Agricultural College. Extension Service198
- United States. Forest Service. Northern Region. State & Private Forestry195
- U.S. International Biological Program. Coniferous Forest Biome184
- Oregon State Agricultural College. Agricultural Experiment Station169
- University Of Washington157
- United States. Department Of Agriculture153
- Oregon. Fish Commission145
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)125