Creator
- Forest Products Laboratory (U.S.)1,060
- Oregon State University. Extension Service971
- Oregon State University. Agricultural Experiment Station928
- Oregon State College. Agricultural Experiment Station361
- Oregon. State Game Commission248
- Oregon State University222
- Oregon. Department Of Fish And Wildlife220
- Oregon State University. Forest Research Laboratory216
- Oregon State College. Federal Cooperative Extension Service201
- Oregon Agricultural College. Experiment Station172
- Et Al.161
- Oregon. Dept. Of Geology And Mineral Industries156
- Oregon State Agricultural College. Agricultural Experiment Station128
- United States. Forest Service123
- Oregon State University. Water Resources Research Institute121
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)118
- U.S. International Biological Program. Coniferous Forest Biome116
- Oregon. Fish Commission110
- Oregon State College. Extension Service101
- United States. Forest Service. Northern Region. State & Private Forestry101