Creator
- Oregon State University. Agricultural Experiment Station153
- Oregon. Dept. Of Geology And Mineral Industries91
- Oregon State University. Extension Service72
- Oregon State University42
- Oregon. State Game Commission42
- United States. Forest Service35
- Oregon State College. Agricultural Experiment Station25
- Forest Products Laboratory (U.S.)23
- Oregon. Department Of Fish And Wildlife23
- United States. Agency For International Development21
- Oregon State University. Forest Research Laboratory20
- United States. Agricultural Research Service20
- Oregon Agricultural College. Experiment Station19
- Charlton, Brian A.16
- Oregon State University. College Of Forestry16
- Oregon State University. Water Resources Research Institute16
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club16
- Et Al.15
- International Maize And Wheat Improvement Center15
- Mason, Ralph S.15