Creator
- Oregon State University. Agricultural Experiment Station270
- Forest Products Laboratory (U.S.)206
- Oregon. Dept. Of Geology And Mineral Industries138
- Oregon State University. Forest Research Laboratory73
- Oregon State University. Water Resources Research Institute61
- Oregon State University. Extension Service50
- U.S. International Biological Program. Coniferous Forest Biome39
- Oregon. Fish Commission33
- United States. Agricultural Research Service32
- Oregon State College. Agricultural Experiment Station30
- University Of Washington28
- Columbia Basin Agricultural Research Center27
- Oregon. State Game Commission26
- United States. Forest Service. Northern Region. State & Private Forestry26
- Oregon State University. Malheur Experiment Station24
- Mason, Ralph S.23
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)23
- Drow, John T.22
- Oregon. State Game Commission. Fishery Division21
- Western Dry Kiln Clubs21