Creator
- Oregon State University. Extension Service111
- Oregon State University. Agricultural Experiment Station32
- Oregon State College. Extension Service21
- Oregon State University. Forest Research Laboratory21
- Oregon. State Game Commission19
- Oregon State College. Agricultural Experiment Station16
- Oregon State College. Federal Cooperative Extension Service16
- Stebbins, Robert L.14
- United States. Department Of Agriculture13
- Oregon Agricultural Experiment Station12
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)12
- Pscheidt, Jay W.11
- University Of Idaho. Cooperative Extension Service11
- Washington State University. Cooperative Extension11
- Oregon Agricultural College. Experiment Station10
- Walton, Vaughn M.10
- Decalesta, David S.9
- Forest Products Laboratory (U.S.)9
- Oregon. Department Of Fish And Wildlife9
- Skinkis, Patricia A.9