Creator
- Angima, S. D.9
- Campbell, Steve9
- Dobkowski, Alexander9
- Grizzel, Jeffrey D.9
- Harrison, Robert B.9
- Heninger, Ronald L.9
- Maguire, Douglas A. (Douglas Alan)9
- Miller, Richard E.9
- Oregon State University. Extension Service9
- Page, Glen E.9
- Page Dumroese, Deborah S.9
- Scott, William9
- Terry, Thomas A.9
- Zabowski, D.9
- Oregon State University. Agricultural Experiment Station6
- Oregon State College. Agricultural Experiment Station4
- Biasi, Glenn P.2
- Bird, Peter2
- Dawson, Timothy E.2
- Felzer, Karen R.2