Creator
- Oregon State University. Agricultural Experiment Station88
- Oregon State University. Extension Service87
- James, Robert L.43
- United States. Forest Service. Northern Region41
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)40
- Oregon State University. Forest Research Laboratory37
- Forest Products Laboratory (U.S.)31
- Oregon State College. Agricultural Experiment Station23
- Oregon State College. Extension Service22
- Columbia Basin Agricultural Research Center20
- United States. Forest Service. Northern Region. State & Private Forestry20
- United States. Agricultural Research Service19
- Morrell, Jeffrey J.18
- Oregon State University. Engineering Experiment Station17
- U.S. International Biological Program. Coniferous Forest Biome16
- Oregon Agricultural College. Experiment Station15
- Oregon State College. Engineering Experiment Station14
- Oregon State University. Department Of Forest Products14
- Institute For Natural Resources13
- United States. Forest Health Protection13