Creator
- Oregon State University. Agricultural Experiment Station459
- Oregon State University. Extension Service438
- Oregon. State Game Commission329
- Forest Products Laboratory (U.S.)223
- Oregon State University212
- Oregon. Department Of Fish And Wildlife183
- Oregon State College. Agricultural Experiment Station160
- Oregon Agricultural College. Experiment Station158
- Oregon State Agricultural College. Agricultural Experiment Station140
- Oregon. Dept. Of Geology And Mineral Industries136
- Oregon State University. Forest Research Laboratory133
- Oregon State University. College Of Forestry86
- Oregon State College. Extension Service85
- Oregon State University. Water Resources Research Institute77
- Oregon Agricultural Experiment Station76
- Barth, John A.66
- Et Al.64
- United States. Forest Service64
- Oregon. Fish Commission62
- United States. Agricultural Research Service59