Creator
- Oregon State University. Extension Service197
- Oregon State University. Agricultural Experiment Station170
- Oregon State Agricultural College. Agricultural Experiment Station136
- Oregon Agricultural College. Experiment Station134
- Oregon State University109
- Oregon. Dept. Of Geology And Mineral Industries90
- Oregon State College. Agricultural Experiment Station87
- Oregon State University. Water Resources Research Institute75
- Oregon. State Game Commission61
- Et Al.54
- Oregon State University. College Of Forestry51
- Forest Products Laboratory (U.S.)42
- Westigard, Peter H.38
- Oregon State University. Forest Research Laboratory36
- Klingeman, Peter C.35
- Powers, W. L. (Wilbur Louis), 188735
- Oregon. Department Of Fish And Wildlife33
- Southern Oregon Agricultural Experiment Station33
- Ruggiero, Peter31
- United States. Forest Service28