- Oregon. Dept. Of Geology And Mineral Industries164
- Oregon State University115
- Oregon State University. Agricultural Experiment Station99
- Oregon State University. Extension Service70
- Oregon State University. College Of Forestry63
- Oregon State University. Forest Research Laboratory35
- Wheeler, Patricia A.35
- Huyer, Adriana, 1945 30
- Smith, Robert L. (Robert Lloyd), 1935 30
- Dalton, Meghan29
- Fleischbein, Jane28
- Kosro, P. Michael, 1951 27
- Mason, Ralph S.26
- United States. Agricultural Research Service25
- Oregon State College. Agricultural Experiment Station24
- Columbia Basin Agricultural Research Center23
- Oregon State University. Water Resources Research Institute22
- Hatfield Marine Science Center21
- Oregon State College. Extension Service21
- Oregon State University. Malheur Experiment Station21