- Oregon State University. Extension Service189
- Oregon State University186
- Oregon State University. Agricultural Experiment Station119
- Kosro, P. Michael, 1951 60
- Brunner, Jay F.45
- Boock, Michael44
- Doerr, Michael D.44
- Oregon State University. College Of Forestry41
- Huyer, Adriana, 1945 39
- Wheeler, Patricia A.39
- Fleischbein, Jane38
- Oregon State University. Forest Research Laboratory37
- Chelton, Dudley B.35
- Smith, Robert L. (Robert Lloyd), 1935 35
- Et Al.34
- Freitag, Michael33
- Kent, Michael L.31
- Institute For Natural Resources30
- Oregon State University. Engineering Experiment Station28
- Bondi, Michael C.26