- Oregon State University. Agricultural Experiment Station23
- Oregon State University. Extension Service8
- United States. Agricultural Research Service7
- Columbia Basin Agricultural Research Center6
- Barstow, Dennis5
- Oregon State University. Water Resources Research Institute5
- U.S. International Biological Program. Coniferous Forest Biome5
- Gilbert, William E.4
- Wyatt, Bruce4
- Eastern Oregon Agricultural Research Center3
- Pease, James R. (James Robert)3
- Smith, Robert L.3
- Brandt, Patricia A.2
- Central Oregon Agricultural Research Center2
- Compton, O. C. (Oliver Cecil), 1903 2
- Edge, W. Daniel2
- Gessel, Stanley P.2
- Gilbert, William2
- Gordon, Louis2
- Hatfield Marine Science Center2