Creator
- Oregon State University. Agricultural Experiment Station206
- Oregon State University. Extension Service200
- Oregon State Agricultural College. Agricultural Experiment Station146
- Oregon State College. Agricultural Experiment Station138
- Oregon State University137
- Oregon Agricultural College. Experiment Station107
- Oregon State University. Forest Research Laboratory53
- Et Al.47
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)40
- Oregon State University. College Of Forestry39
- Oregon State University. Malheur Experiment Station38
- Oregon. Dept. Of Geology And Mineral Industries34
- Barth, John A.32
- Oregon State College. Federal Cooperative Extension Service30
- Oregon State University. Water Resources Research Institute30
- Oregon. Fish Commission30
- Forest Products Laboratory (U.S.)29
- Pierce, Stephen D.29
- United States. Agricultural Research Service29
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club29