- Oregon State University. Extension Service242
- Oregon State University. College Of Forestry36
- Oregon State University Libraries And Press21
- Koester, Ardis W.11
- Oregon State University. Agricultural Experiment Station11
- Oregon State University. Department Of Crop Science10
- Oregon State University. University Honors College10
- United States. Agricultural Research Service10
- Journal Of Oregon Ornithology9
- Morrow, Alice Mills9
- Sawer, Barbara J.9
- Edge, W. Daniel8
- Oregon State University. Forest Research Laboratory8
- Young, William C.8
- Burrill, L. C.4
- Cross, Timothy L.4
- Deangelis, Jack D.4
- Edge, Dan4
- Oregon. Employment Division4
- Seavert, Clark F.4