Creator
- Oregon. State Game Commission284
- Oregon. Dept. Of Geology And Mineral Industries124
- Oregon. Department Of Fish And Wildlife123
- Oregon State University65
- Oregon State University. College Of Forestry39
- Oregon. Fish Commission36
- Institute For Natural Resources34
- Oregon Agricultural College. Experiment Station33
- United States. Forest Service32
- Oregon State College. Federal Cooperative Extension Service31
- Oregon State University. Extension Service25
- Oregon State University. Dept. Of Computer Science24
- United States. Bureau Of Land Management24
- Hatfield Marine Science Center23
- Columbia River Gillnetter (Columbia River Fishermen's Protective Union)22
- Oregon State Agricultural College. Agricultural Experiment Station21
- Oregon State University. Department Of Horticulture21
- Mason, Ralph S.20
- Klamath Falls Resource Area19
- Western Orchard Pest And Disease Management Conference18