- Oregon State University39
- Oregon State University. Agricultural Experiment Station20
- Oregon State University. Extension Service14
- Levine, Murray D.10
- Boyd, Timothy John, 1958 20139
- Columbia Basin Agricultural Research Center9
- Hatfield Marine Science Center9
- Kent, Michael L.9
- United States. Agricultural Research Service9
- Oregon State University. Forest Research Laboratory8
- Osu Forestry Alumni Association8
- Webster, Janet G.8
- Gilmont, Susan7
- Kosro, P. Michael7
- Markland, Mary7
- Pearcy, William G.7
- Edge, W. Daniel5
- Fox, Samuel E.5
- Gard, Steve R.5
- Hall, Jim5