Creator
- Oregon State University. Extension Service564
- Oregon State University. Agricultural Experiment Station288
- Oregon. State Game Commission262
- Oregon State University181
- Forest Products Laboratory (U.S.)137
- Oregon State College. Agricultural Experiment Station99
- Oregon. Department Of Fish And Wildlife85
- Oregon State University. Forest Research Laboratory84
- Et Al.79
- Huyer, Adriana, 1945 74
- Washington State University. Cooperative Extension67
- Smith, Robert L. (Robert Lloyd), 1935 66
- United States. Department Of Agriculture66
- Oregon State College. Extension Service62
- Oregon. Dept. Of Geology And Mineral Industries59
- Barth, John A.58
- Pacific Northwest Cooperative Extension58
- Fleischbein, Jane55
- Oregon. Fish Commission55
- Kosro, P. Michael, 1951 51