Creator
- Forest Products Laboratory (U.S.)1,050
- Oregon State University. Extension Service994
- Oregon State University. Agricultural Experiment Station932
- Oregon State College. Agricultural Experiment Station349
- Oregon. State Game Commission240
- Oregon State University238
- Oregon. Department Of Fish And Wildlife225
- Oregon State University. Forest Research Laboratory218
- Oregon State College. Federal Cooperative Extension Service197
- Oregon Agricultural College. Experiment Station170
- Et Al.161
- Oregon. Dept. Of Geology And Mineral Industries156
- Oregon State Agricultural College. Agricultural Experiment Station125
- Oregon State University. Water Resources Research Institute125
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)118
- U.S. International Biological Program. Coniferous Forest Biome117
- United States. Forest Service114
- Oregon. Fish Commission106
- United States. Forest Service. Northern Region. State & Private Forestry104
- Oregon State College. Extension Service98