Creator
- Oregon State University. Agricultural Experiment Station484
- Oregon State University. Extension Service441
- Oregon. State Game Commission235
- Forest Products Laboratory (U.S.)231
- Oregon State University227
- Oregon. Department Of Fish And Wildlife191
- Oregon State College. Agricultural Experiment Station157
- Oregon Agricultural College. Experiment Station154
- Oregon State Agricultural College. Agricultural Experiment Station140
- Oregon. Dept. Of Geology And Mineral Industries139
- Oregon State University. Forest Research Laboratory138
- Oregon State University. College Of Forestry91
- Barth, John A.86
- Oregon State College. Extension Service82
- Oregon Agricultural Experiment Station78
- Et Al.75
- U.S. International Biological Program. Coniferous Forest Biome74
- Oregon State University. Water Resources Research Institute73
- Oregon. Fish Commission65
- United States. Forest Service63