Creator
- Oregon State University. Agricultural Experiment Station124
- Oregon State University. Extension Service53
- Westigard, Peter H.26
- Hilton, Richard20
- Oregon State University. Forest Research Laboratory20
- Vanbuskirk, Philip18
- Oregon State College. Extension Service17
- Western Orchard Pest And Disease Management Conference16
- Oregon State University. Malheur Experiment Station15
- Columbia Basin Agricultural Research Center13
- United States. Agricultural Research Service13
- Hatfield Marine Science Center11
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)11
- Pacific Northwest Insect Management Conference11
- Oregon State University. Engineering Experiment Station10
- Forest Products Laboratory (U.S.)9
- Pacific Northwest Vegetable Insect Conference9
- Southern Oregon Agricultural Experiment Station9
- Fisher, Glenn C.8
- Hilton, Richard J.8