Creator
- Oregon State University. Extension Service453
- Forest Products Laboratory (U.S.)388
- Oregon State University. Agricultural Experiment Station259
- Oregon State University202
- United States. Bureau Of Land Management124
- Klamath Falls Resource Area115
- Oregon State University. Water Resources Research Institute107
- Oregon State University. Forest Research Laboratory97
- Oregon. State Game Commission83
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)81
- Oregon. Department Of Fish And Wildlife70
- U.S. International Biological Program. Coniferous Forest Biome67
- Oregon. Dept. Of Geology And Mineral Industries63
- Institute For Natural Resources58
- United States. Forest Service58
- Oregon State University. College Of Forestry52
- United States. Agricultural Research Service50
- Oregon State College. Agricultural Experiment Station46
- University Of Washington43
- Oregon State University. Engineering Experiment Station33