Creator
- Forest Products Laboratory (U.S.)1,083
- Oregon State University. Agricultural Experiment Station911
- Oregon State University. Extension Service910
- Oregon State College. Agricultural Experiment Station355
- Oregon State University276
- Oregon. State Game Commission250
- Oregon State College. Federal Cooperative Extension Service237
- Oregon State University. Forest Research Laboratory219
- Oregon. Department Of Fish And Wildlife217
- Oregon Agricultural College. Experiment Station192
- Oregon. Dept. Of Geology And Mineral Industries172
- Oregon State Agricultural College. Agricultural Experiment Station154
- U.S. International Biological Program. Coniferous Forest Biome137
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)118
- Oregon. Fish Commission109
- United States. Forest Service106
- United States. Forest Service. Northern Region. State & Private Forestry106
- University Of Washington105
- Oregon State College. Extension Service100
- Oregon State University. Water Resources Research Institute95