Creator
- Oregon State University. Extension Service957
- Oregon State University. Agricultural Experiment Station639
- Forest Products Laboratory (U.S.)596
- Oregon State College. Agricultural Experiment Station305
- Oregon State University. Forest Research Laboratory213
- Oregon State College. Federal Cooperative Extension Service167
- United States. Bureau Of Land Management136
- Klamath Falls Resource Area128
- Oregon Agricultural College. Experiment Station125
- Oregon State Agricultural College. Agricultural Experiment Station97
- Pscheidt, Jay W.89
- Oregon State University. Water Resources Research Institute77
- Oregon Agricultural College. Extension Service75
- Pacific Northwest Cooperative Extension72
- Oregon State University. Dept. Of Computer Science70
- United States. Forest Service67
- U.S. International Biological Program. Coniferous Forest Biome66
- Oregon. Department Of Fish And Wildlife65
- United States. Department Of Agriculture65
- United States. Forest Service. Northern Region. State & Private Forestry65