Creator
- Oregon State University. Extension Service637
- Oregon State University. Agricultural Experiment Station284
- Oregon. State Game Commission269
- Oregon State University233
- Forest Products Laboratory (U.S.)118
- Oregon State College. Agricultural Experiment Station98
- Oregon State University. Forest Research Laboratory91
- Et Al.78
- Oregon. Department Of Fish And Wildlife74
- Washington State University. Cooperative Extension73
- United States. Department Of Agriculture72
- Huyer, Adriana, 1945 65
- Oregon State College. Extension Service62
- Pacific Northwest Cooperative Extension57
- Oregon. Dept. Of Geology And Mineral Industries54
- Oregon State University. College Of Forestry53
- Smith, Robert L. (Robert Lloyd), 1935 52
- University Of Idaho. Cooperative Extension Service52
- Oregon. Fish Commission51
- United States. Agricultural Research Service50