Creator
- Oregon State University. Extension Service593
- Oregon State University. Agricultural Experiment Station526
- Oregon. State Game Commission315
- Forest Products Laboratory (U.S.)245
- Oregon State University228
- Oregon. Department Of Fish And Wildlife202
- Oregon. Dept. Of Geology And Mineral Industries178
- Oregon Agricultural College. Experiment Station176
- Oregon State College. Agricultural Experiment Station174
- Oregon State University. Forest Research Laboratory146
- Oregon State Agricultural College. Agricultural Experiment Station141
- Oregon State University. College Of Forestry96
- Oregon State College. Extension Service94
- Oregon State University. Water Resources Research Institute91
- Et Al.79
- Oregon Agricultural Experiment Station78
- Barth, John A.75
- Hart, John M. (John Mervyn), 1947 68
- United States. Forest Service68
- Oregon. Fish Commission65