Creator
- Oregon State University. Extension Service826
- Oregon State University. Agricultural Experiment Station370
- Oregon. State Game Commission206
- Oregon. Dept. Of Geology And Mineral Industries166
- Oregon. Department Of Fish And Wildlife149
- Oregon State University144
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)118
- Oregon State University. Forest Research Laboratory116
- United States. Forest Service94
- Oregon State University. College Of Forestry87
- Oregon State College. Extension Service84
- Oregon State University. Water Resources Research Institute77
- Oregon State College. Agricultural Experiment Station72
- Oregon State College. Federal Cooperative Extension Service70
- Institute For Natural Resources69
- United States. Bureau Of Land Management53
- United States. Agricultural Research Service49
- U.S. International Biological Program. Coniferous Forest Biome41
- Klamath Falls Resource Area40
- Forest Products Laboratory (U.S.)38