- Oregon State University. Extension Service221
- Oregon State University142
- Oregon State University. Agricultural Experiment Station118
- Oregon State University. College Of Forestry66
- Kosro, P. Michael, 1951 50
- Huyer, Adriana, 1945 40
- Et Al.37
- Fleischbein, Jane37
- Wheeler, Patricia A.36
- Chelton, Dudley B.35
- Smith, Robert L. (Robert Lloyd), 1935 35
- Freitag, Michael34
- Weeks, Tom32
- Oregon State University. Forest Research Laboratory31
- Kent, Michael L.30
- Boock, Michael29
- Institute For Natural Resources29
- Oregon State University. Engineering Experiment Station28
- Gamroth, Michael J.27
- Hatfield Marine Science Center26