Creator
- Oregon State University. Extension Service773
- Oregon State University. Agricultural Experiment Station298
- Forest Products Laboratory (U.S.)259
- Oregon. State Game Commission237
- Oregon State University. Forest Research Laboratory199
- Oregon. Department Of Fish And Wildlife177
- United States. Forest Service. Northern Region. State & Private Forestry151
- United States. Forest Service113
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)110
- United States. Bureau Of Land Management109
- Klamath Falls Resource Area90
- Oregon State University. Water Resources Research Institute85
- Oregon State University. College Of Forestry83
- Institute For Natural Resources80
- Oregon State University77
- Oregon State College. Extension Service71
- Oregon. Dept. Of Geology And Mineral Industries70
- Mcgregor, Mark D.60
- United States. Forest Service. Northern Region60
- U.S. International Biological Program. Coniferous Forest Biome57