- Oregon State University41
- Oregon State University. Extension Service28
- Oregon State University. Agricultural Experiment Station27
- Watson, Barney20
- Pscheidt, Jay W.17
- Sanderson, Rebecca A.16
- Forest Products Laboratory (U.S.)14
- Mcdaniel, Mina14
- Western Orchard Pest And Disease Management Conference11
- Kaiser, Clive8
- Castagnoli, S.7
- Long, L. E. (Lynn Edwards), 1953 7
- Mcdaniel, Mina R.7
- Peachey, Ed7
- Shearer, Peter W.7
- Walton, Vaughn M.7
- Chen, Hsiao Ping6
- Osu Oregon Forestry Alumni Association6
- Price, Steve6
- Skinkis, Patricia A.6