Creator
- Oregon State University. Extension Service311
- Oregon State University. Agricultural Experiment Station290
- Oregon State University182
- Forest Products Laboratory (U.S.)101
- Oregon Agricultural College. Experiment Station100
- Oregon State University. Forest Research Laboratory81
- Et Al.80
- Oregon State University. College Of Forestry73
- Oregon State University. Water Resources Research Institute58
- United States. Agricultural Research Service57
- Oregon State College. Agricultural Experiment Station45
- Oregon. Dept. Of Geology And Mineral Industries44
- United States. Forest Service40
- Oregon. Department Of Fish And Wildlife37
- Brewer, Linda J.35
- Lane County Historical Society (Or.)35
- Oregon State College. Extension Service34
- U.S. International Biological Program. Coniferous Forest Biome33
- Hann, David W.32
- Institute For Natural Resources32