Creator
- Oregon State University. Agricultural Experiment Station262
- Oregon State University. Extension Service208
- Oregon State University75
- Oregon State University. College Of Forestry74
- Oregon State University. Forest Research Laboratory58
- Oregon. Dept. Of Geology And Mineral Industries52
- Brodeur, Richard D.42
- Oregon State College. Agricultural Experiment Station40
- U.S. International Biological Program. Coniferous Forest Biome35
- Oregon State University. Engineering Experiment Station32
- Oregon State University. Water Resources Research Institute32
- Columbia Basin Agricultural Research Center31
- United States. Agricultural Research Service31
- Forest Products Laboratory (U.S.)29
- Hatfield Marine Science Center28
- Oregon. Department Of Fish And Wildlife27
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)27
- Et Al.26
- United States. Forest Service24
- Fletcher, Richard A.23