Creator
- Oregon State University. Agricultural Experiment Station226
- Oregon State University205
- Oregon State University. Extension Service192
- Forest Products Laboratory (U.S.)98
- Oregon. Department Of Fish And Wildlife72
- Oregon State College. Extension Service68
- Oregon State University. Forest Research Laboratory63
- Oregon. State Game Commission63
- Oregon State University. College Of Forestry58
- Oregon State College. Agricultural Experiment Station55
- Oregon. Dept. Of Geology And Mineral Industries51
- Oregon Agricultural College. Extension Service48
- Oregon State College. Engineering Experiment Station48
- United States. Agricultural Research Service43
- Oregon State Agricultural College. Extension Service41
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)40
- Columbia Basin Agricultural Research Center33
- Oregon State University. Water Resources Research Institute33
- United States. Forest Service32
- Oregon State University. Malheur Experiment Station31