- Oregon State University. Extension Service9
- Oregon State University8
- Oregon State University. Agricultural Experiment Station7
- Oregon State University. Department Of Crop Science4
- United States. Agricultural Research Service4
- Young, William C.4
- Morrow, Alice Mills3
- Oregon State University. Malheur Experiment Station3
- Wyatt, Bruce3
- Barstow, Dennis2
- Bottero, J. S.2
- Couch, Richard W.2
- Gilbert, William2
- Glendening, Elaine A.2
- Ishida, Hiroshi2
- Jackson, John E.2
- Pearcy, Bill2
- Pearcy, William G.2
- Pillsbury, R. Dale2
- Simoneit, Bernd R. T.2