- Oregon. Dept. Of Geology And Mineral Industries13
- Oregon State University. Agricultural Experiment Station10
- Oregon State University. Water Resources Research Institute6
- Wyatt, Bruce5
- United States. Agricultural Research Service4
- Barstow, Dennis3
- Columbia Basin Agricultural Research Center3
- Gilbert, William E.3
- Hatfield Marine Science Center3
- Oregon Coastal Zone Management Association3
- Oregon State University. Sea Grant College Program3
- Brown, Mara Arwyn2
- Central Oregon Agricultural Research Center2
- Chelton, Dudley B.2
- Clark, Chapin D.2
- Dole, Hollis M. (Hollis Mathews)2
- Eastern Oregon Agricultural Research Center2
- Heinrichs, Donald F.2
- Holton, Robert L.2
- Lange, Erwin F.2