- Oregon State University. Agricultural Experiment Station[remove]1,135
- Mack, H. J.63
- Baggett, James R.55
- Frazier, W. A.45
- Southern Oregon Agricultural Experiment Station41
- United States. Agricultural Research Service41
- Columbia Basin Agricultural Research Center39
- Oregon State University. Malheur Experiment Station32
- Westigard, Peter H.31
- Crowell, H. H.26
- United States. Agency For International Development24
- Boersma, L.23
- International Maize And Wheat Improvement Center18
- Duncan, Andrew A.17
- Klamath County (Or.)17
- Mansour, N. S.17
- Oregon State University. Klamath Agricultural Experiment Station17
- Crabtree, Garvin Dudley15
- Ralston, A. T. (Allen Thurman), 1915 15
- Varseveld, George15