- Oregon State University. Extension Service144
- Oregon State University99
- Pscheidt, Jay W.75
- Oregon State Agricultural College. Agricultural Experiment Station56
- Oregon State University. Agricultural Experiment Station50
- Oregon State College. Agricultural Experiment Station39
- Peachey, Ronald Edward28
- Oregon. Department Of Fish And Wildlife27
- Peachey, Ed26
- Walton, Vaughn M.25
- Oregon State University. College Of Forestry22
- Olsen, Jeff L.21
- Hatfield Marine Science Center19
- Brunner, Jay F.18
- Castagnoli, S.18
- Peterson, William T.18
- Bayer, Range D., 1947 17
- Oregon State University. Malheur Experiment Station16
- Forest Products Laboratory (U.S.)15
- Oregon. State Game Commission15