Creator
- Forest Products Laboratory (U.S.)1,149
- Oregon State University. Agricultural Experiment Station927
- Oregon State University. Extension Service847
- Oregon State College. Agricultural Experiment Station342
- Oregon State College. Federal Cooperative Extension Service252
- Oregon. State Game Commission238
- Oregon State University194
- Oregon State University. Forest Research Laboratory192
- Oregon Agricultural College. Experiment Station189
- Oregon. Dept. Of Geology And Mineral Industries178
- Oregon. Department Of Fish And Wildlife177
- Et Al.169
- Oregon State Agricultural College. Agricultural Experiment Station154
- U.S. International Biological Program. Coniferous Forest Biome142
- Oregon State University. Water Resources Research Institute118
- Oregon. Fish Commission110
- University Of Washington110
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)104
- United States. Forest Service. Northern Region. State & Private Forestry96
- United States. Forest Service95