- Oregon State University. Extension Service180
- Oregon State University145
- Oregon State University. Agricultural Experiment Station120
- Kosro, P. Michael, 1951 56
- Freitag, Michael51
- Huyer, Adriana, 1945 45
- Oregon State University. College Of Forestry44
- Wheeler, Patricia A.42
- Smith, Robert L. (Robert Lloyd), 1935 40
- Fleischbein, Jane39
- Et Al.38
- Chelton, Dudley B.36
- Kent, Michael L.36
- Oregon State University. Forest Research Laboratory36
- Weeks, Tom32
- Oregon State University. Engineering Experiment Station28
- Hatfield Marine Science Center26
- Bondi, Michael C.25
- United States. Agricultural Research Service23
- Institute For Natural Resources22