Creator
- Oregon State University. Extension Service942
- Oregon State University. Agricultural Experiment Station703
- Forest Products Laboratory (U.S.)523
- Oregon State College. Agricultural Experiment Station288
- Oregon. State Game Commission264
- Oregon State University. Forest Research Laboratory192
- Oregon State College. Federal Cooperative Extension Service186
- Oregon. Department Of Fish And Wildlife177
- Oregon Agricultural College. Experiment Station176
- Oregon State Agricultural College. Agricultural Experiment Station125
- United States. Forest Service115
- Oregon. Dept. Of Geology And Mineral Industries101
- Oregon State College. Extension Service97
- Et Al.93
- Oregon State University. Water Resources Research Institute92
- Oregon State University. College Of Forestry79
- Oregon Agricultural Experiment Station78
- Oregon. Fish Commission76
- Pacific Northwest Cooperative Extension75
- United States. Agricultural Research Service75