Creator
- Oregon State University. Agricultural Experiment Station218
- Oregon. Dept. Of Geology And Mineral Industries104
- United States. Bureau Of Land Management101
- Klamath Falls Resource Area99
- Oregon State University. Water Resources Research Institute74
- Forest Products Laboratory (U.S.)56
- Oregon State University. Forest Research Laboratory56
- U.S. International Biological Program. Coniferous Forest Biome44
- Oregon State University. Extension Service33
- United States. Forest Service. Northern Region. State & Private Forestry33
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)29
- United States. Agricultural Research Service28
- Oregon. State Game Commission27
- Oregon. Fish Commission23
- Columbia Basin Agricultural Research Center21
- Mason, Ralph S.21
- University Of Washington21
- Oregon. State Game Commission. Fishery Division20
- Institute For Natural Resources18
- Bayer, Range D., 1947 17