Creator
- Forest Products Laboratory (U.S.)859
- Oregon State University. Agricultural Experiment Station731
- Oregon State University. Extension Service558
- Oregon State University261
- Oregon State College. Agricultural Experiment Station193
- Oregon State University. Forest Research Laboratory188
- Oregon Agricultural College. Experiment Station178
- Et Al.171
- Oregon State Agricultural College. Agricultural Experiment Station151
- Oregon. Department Of Fish And Wildlife150
- Oregon. Dept. Of Geology And Mineral Industries126
- Oregon. State Game Commission123
- U.S. International Biological Program. Coniferous Forest Biome112
- Oregon State University. Water Resources Research Institute109
- Oregon. Fish Commission90
- Oregon Agricultural Experiment Station82
- University Of Washington81
- Oregon State University. College Of Forestry80
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)79
- Oregon State College. Federal Cooperative Extension Service78