Creator
- Oregon State University. Extension Service236
- Oregon State University. Agricultural Experiment Station172
- Oregon State Agricultural College. Agricultural Experiment Station145
- Oregon State University120
- Oregon State College. Agricultural Experiment Station112
- Oregon Agricultural College. Experiment Station107
- Pscheidt, Jay W.81
- Et Al.52
- Oregon. Department Of Fish And Wildlife45
- Oregon State University. Forest Research Laboratory41
- Oregon State College. Federal Cooperative Extension Service38
- Brunner, Jay F.37
- Oregon State College. Extension Service36
- Oregon. Dept. Of Geology And Mineral Industries34
- Forest Products Laboratory (U.S.)32
- Oregon State University. Malheur Experiment Station32
- Oregon. Fish Commission32
- Peachey, Ed31
- Walton, Vaughn M.31
- Oregon State University. College Of Forestry29