Creator
- Oregon State University. Agricultural Experiment Station786
- Oregon State College. Agricultural Experiment Station289
- Oregon State College. Federal Cooperative Extension Service201
- Oregon Agricultural College. Experiment Station187
- Oregon State Agricultural College. Agricultural Experiment Station153
- Oregon State College. Extension Service91
- Oregon Agricultural Experiment Station84
- Oregon State Agricultural College. Extension Service65
- Oregon Agricultural College. Extension Service52
- Southern Oregon Agricultural Experiment Station39
- United States. Agricultural Research Service38
- Columbia Basin Agricultural Research Center37
- Westigard, Peter H.35
- Powers, W. L. (Wilbur Louis), 188732
- Potter, E. L. (Ermine Lawrence), 1884 31
- Oregon State University. Malheur Experiment Station30
- Baggett, James R.27
- Mumford, D. Curtis (Dwight Curtis), 1900 27
- Boersma, L.25
- Oregon State College. Federal Cooperative Extension Service25