- Oregon State University. Extension Service801
- United States. Bureau Of Land Management321
- Klamath Falls Resource Area315
- Oregon State University250
- Western Dry Kiln Association108
- Mills, Jock97
- Washington State University. Extension63
- Oregon State University. Agricultural Experiment Station61
- Pacific Northwest Cooperative Extension60
- University Of Idaho. Extension59
- Oregon State University. College Of Veterinary Medicine58
- Bragg, David E.57
- Institute For Natural Resources57
- Oregon State University. Dept. Of Computer Science55
- Sanderson, Rebecca A.50
- Tanigoshi, Lynell K.46
- Wheeler, Patricia A.44
- Barth, John A.39
- Huyer, Adriana, 1945 36
- Kosro, P. Michael, 1951 36