Creator
- Knight, Alan L.15
- Brunner, Jay F.12
- van Steenwyk, Robert A.10
- Oregon State University. Extension Service8
- Oregon State College. Agricultural Experiment Station7
- Elkins, Rachel B.6
- Fouche, C. F.6
- Kirsch, Philipp6
- Zoller, Broc G.6
- Hilton, Richard5
- Larsen, Thomas E.5
- Riedl, Helmut W.5
- Westigard, Peter H.5
- Dunley, John E.4
- Light, Douglas M.4
- Neven, Lisa G.4
- Rice, R. E.4
- Vanbuskirk, Philip4
- Doerr, Michael D.3
- Dyck, V. Arnold3