Creator
- Oregon State University. Extension Service195
- Oregon State University. Agricultural Experiment Station154
- Oregon. State Game Commission153
- Oregon. Dept. Of Geology And Mineral Industries122
- Oregon. Department Of Fish And Wildlife121
- Oregon State College. Extension Service72
- Oregon State University. Water Resources Research Institute65
- Oregon State College. Agricultural Experiment Station56
- Oregon State University. College Of Forestry53
- United States. Forest Service41
- Institute For Natural Resources38
- Oregon State University. Forest Research Laboratory30
- United States. Bureau Of Land Management29
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)27
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club25
- Dalton, Meghan22
- Klamath Falls Resource Area22
- Mason, Ralph S.22
- United States. Soil Conservation Service22
- United States. Agricultural Research Service21