Creator
- Oregon State University. Extension Service367
- Oregon State University. Agricultural Experiment Station333
- Oregon State University191
- Oregon State College. Agricultural Experiment Station111
- Oregon Agricultural College. Experiment Station97
- Stoltz, Robert L.91
- Forest Products Laboratory (U.S.)89
- Stebbins, Robert L.87
- Oregon State University. College Of Forestry76
- Oregon. Fish Commission67
- Oregon. State Game Commission67
- Smith, Robert L. (Robert Lloyd), 1935 66
- Huyer, Adriana, 1945 63
- Oregon State College. Extension Service63
- Oregon State University. Forest Research Laboratory63
- Oregon. Dept. Of Geology And Mineral Industries61
- Oregon. Department Of Fish And Wildlife60
- Fleischbein, Jane55
- James, Robert L.54
- Tanguay, Robert L.54