Creator
- Oregon State University. Agricultural Experiment Station319
- Oregon State University. Extension Service262
- Oregon State University198
- Oregon State College. Agricultural Experiment Station111
- Oregon Agricultural College. Experiment Station98
- Forest Products Laboratory (U.S.)84
- Oregon. Dept. Of Geology And Mineral Industries77
- Oregon. State Game Commission68
- Oregon State University. College Of Forestry66
- Oregon. Department Of Fish And Wildlife63
- Oregon. Fish Commission62
- Oregon State College. Extension Service59
- Oregon State University. Forest Research Laboratory57
- Oregon State University. Water Resources Research Institute52
- Duncan, Robert A.51
- United States. Forest Service48
- Peterson, William T.44
- James, Robert L.42
- United States. Agricultural Research Service41
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)40