Creator
- Oregon State University. Agricultural Experiment Station201
- Oregon State University189
- Oregon State University. Extension Service166
- Forest Products Laboratory (U.S.)90
- Oregon State College. Agricultural Experiment Station72
- Et Al.55
- Oregon State University. College Of Forestry55
- United States. Bureau Of Land Management46
- U.S. International Biological Program. Coniferous Forest Biome45
- Oregon State University. Forest Research Laboratory43
- Klamath Falls Resource Area42
- United States. Agricultural Research Service36
- United States. Forest Service. Northern Region. State & Private Forestry36
- Tunnock, Scott35
- Oregon State University. Malheur Experiment Station32
- Oregon State University. Water Resources Research Institute32
- Oregon. Department Of Fish And Wildlife32
- University Of Washington30
- Baker, C. Scott29
- Lane County Historical Society (Or.)28