- Oregon State University. Agricultural Experiment Station47
- Oregon State University. Klamath Basin Research And Extension Center13
- Roseberg, Richard J.13
- Shuck, Rachel A.13
- United States. Agricultural Research Service11
- Central Oregon Agricultural Research Center10
- Columbia Basin Agricultural Research Center10
- Oregon State University. Malheur Experiment Station7
- Charlton, Brian A.6
- Klamath County (Or.)5
- Oregon State University. Klamath Agricultural Experiment Station5
- Eastern Oregon Agricultural Research Center4
- Gardner, Ernest Hugh4
- Jackson, T. L. (Thomas Lloyd), 1922 4
- Skinkis, Patricia A.3
- Columbia Plateau Conservation Research Center2
- Hart, John M. (John Mervyn), 1947 2
- Kaiser, Clive2
- Mcguire, William S.2
- Miller, Richard F.2