- Oregon State University45
- Oregon State University. Extension Service38
- Oregon State University. College Of Forestry26
- Adams, Paul W.20
- Oregon State University. Agricultural Experiment Station18
- Oregon State University. Forest Research Laboratory18
- Schultz, Adam13
- Adams, H. P. (Holyoke Purinton), 1922 12
- Minshew, Hudson F.12
- Brewer, Linda J.11
- Cloughesy, Mike11
- Conway, Flaxen D. L.11
- Corcoran, P. E. (Patrick E.)11
- Ellis Sugai, Barbara, 1957 11
- Et Al.11
- Giannico, Guillermo Roberto, 1960 11
- Godwin, Derek11
- Good, James W.11
- Hibbs, David E.11
- Holbert, Mary11