- Oregon State University. College Of Forestry9
- Pacific Northwest Forest Experiment Station (Portland, Or.)5
- Brown, George3
- Oregon State University. Forest Research Laboratory3
- Osc Oregon Forestry Alumni Association3
- Osu Oregon Forestry Alumni Association3
- Wells, Gail3
- Brandt, Patricia A.2
- Judkins, David H.2
- Kearns, Richard S.2
- Leasher, Evelyn M.2
- Osu Forestry Alumni Association2
- United States. Forest Service2
- Albers, H. Jo1
- Alexander, Clark R.1
- Alkaee Taleghan, Majid1
- Alkhaldi, Khaled H. A. E.1
- Alsulaimawi, Zahir Ahmed Hussein1
- Arias, Robert Ortiz1
- Ashe, Erica1