Creator
- Oregon State University. Extension Service285
- Oregon State University. Agricultural Experiment Station272
- Oregon State University213
- Oregon State University. Forest Research Laboratory80
- Oregon State University. College Of Forestry78
- Et Al.64
- United States. Agricultural Research Service52
- Lane County Historical Society (Or.)44
- Forest Products Laboratory (U.S.)42
- Oregon State University. Water Resources Research Institute41
- Oregon. Dept. Of Geology And Mineral Industries40
- Oregon. Department Of Fish And Wildlife36
- Oregon State College. Agricultural Experiment Station35
- Institute For Natural Resources33
- Meinzer, Frederick C.32
- Oregon State College. Engineering Experiment Station31
- United States. Forest Service31
- Woodruff, David R.31
- Hatfield Marine Science Center30
- Hann, David W.29