Creator
- Oregon State University. Agricultural Experiment Station299
- Oregon State University. Extension Service217
- Oregon State University140
- Forest Products Laboratory (U.S.)108
- Oregon State College. Agricultural Experiment Station72
- Et Al.66
- Oregon State University. Forest Research Laboratory66
- Oregon State University. Malheur Experiment Station47
- Oregon. Fish Commission33
- Oregon. State Game Commission33
- Oregon. Department Of Fish And Wildlife32
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)31
- United States. Agricultural Research Service30
- Dalton, Meghan29
- Oregon Agricultural College. Experiment Station29
- Oregon State Agricultural College. Agricultural Experiment Station29
- United States. Forest Service29
- Oregon. Dept. Of Geology And Mineral Industries28
- U.S. International Biological Program. Coniferous Forest Biome28
- United States. Agency For International Development28