Creator
- Oregon State University. Extension Service236
- Oregon State University. Agricultural Experiment Station156
- United States. Forest Service. Northern Region. State & Private Forestry91
- Oregon State College. Agricultural Experiment Station51
- United States. Agricultural Research Service47
- United States. Bureau Of Land Management46
- Walton, Vaughn M.44
- United States. Forest Service. Northern Region43
- Klamath Falls Resource Area41
- Pscheidt, Jay W.41
- Dreves, Amy J.38
- Oregon State University. College Of Forestry38
- Oregon State University. Malheur Experiment Station38
- Oregon State University33
- Oregon State University. Forest Research Laboratory33
- Mcgregor, Mark D.32
- Institute For Natural Resources31
- Tanigoshi, Lynell K.31
- United States. Forest Service31
- Pacific Northwest Insect Management Conference30