Creator
- Oregon State University. Extension Service391
- Oregon State University. Agricultural Experiment Station333
- Oregon. Dept. Of Geology And Mineral Industries163
- Oregon State University148
- Forest Products Laboratory (U.S.)143
- Oregon State College. Agricultural Experiment Station114
- United States. Forest Service114
- Oregon. Department Of Fish And Wildlife104
- Oregon State University. Forest Research Laboratory92
- Oregon. State Game Commission87
- Lane County Historical Society (Or.)79
- United States. Forest Service. Northern Region. State & Private Forestry76
- Oregon State University. College Of Forestry75
- Et Al.74
- Oregon State College. Federal Cooperative Extension Service58
- Oregon Agricultural College. Experiment Station56
- Mcgregor, Mark D.52
- United States. Agricultural Research Service52
- Oregon State College. Extension Service50
- Oregon State University. Water Resources Research Institute49