Creator
- Oregon State University. Extension Service1,040
- Oregon State University. Agricultural Experiment Station994
- Forest Products Laboratory (U.S.)769
- Oregon State College. Agricultural Experiment Station503
- Oregon State College. Federal Cooperative Extension Service435
- Oregon State University. Forest Research Laboratory233
- Oregon Agricultural College. Experiment Station197
- Oregon Agricultural College. Extension Service197
- Oregon State Agricultural College. Extension Service192
- Oregon. State Game Commission178
- Oregon. Department Of Fish And Wildlife165
- Oregon State Agricultural College. Agricultural Experiment Station148
- Oregon. Dept. Of Geology And Mineral Industries125
- Oregon State University113
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)111
- Pacific Northwest Cooperative Extension102
- Oregon State University. Water Resources Research Institute99
- U.S. International Biological Program. Coniferous Forest Biome99
- Bouquet, A. G. B. (Arthur George Bristow), 1885 96
- Oregon. Fish Commission95