- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)18
- Oregon State University. Extension Service10
- Oregon State University. Forest Research Laboratory9
- Southwest Oregon Forestry Intensified Research Program. Adaptive Phase9
- Spada, Benjamin4
- Gedney, Donald R.3
- Hermann, Richard K.3
- Lavender, Denis P.3
- Minore, Don3
- Cole, Elizabeth C.2
- Froehlich, Henry A.2
- Maclean, Colin D.2
- Nabel, Mark R.2
- Newton, Michael2
- United States Pacific Northwest Forest And Range Experiment Station (Portland, Or.)2
- Alejandro Castro, Mabel1
- Allen, Marganne Mary1
- Anderson, E. William1
- Armantrout, Neil B.1
- Arthur, Aaron Stone1