Creator
- Oregon State University. Extension Service453
- Oregon State University. Agricultural Experiment Station427
- Oregon State College. Agricultural Experiment Station221
- Oregon State College. Federal Cooperative Extension Service123
- Oregon Agricultural College. Experiment Station122
- Oregon State University77
- Oregon State Agricultural College. Agricultural Experiment Station73
- Oregon State College. Extension Service62
- Oregon State University. Cooperative Extension Service45
- Oregon Agricultural College. Extension Service44
- Oregon Agricultural Experiment Station37
- Oregon State University. College Of Forestry36
- Oregon State University. Forest Research Laboratory36
- Oregon State University. Water Resources Research Institute33
- Pacific Northwest Cooperative Extension31
- Oregon State Agricultural College. Extension Service30
- Jackman, E. R. (Edwin Russell), 1894 29
- Dalton, Meghan28
- United States. Department Of Agriculture28
- United States. Agricultural Research Service27