Subject
- Forests and forestry -- Oregon101
- Forests and forestry -- Research -- Oregon87
- Oregon State University. College of Forestry78
- Reforestation -- Oregon68
- Forest influences59
- Oregon -- Climate59
- Forests and forestry27
- Wood poles -- Preservation21
- Forest products -- Research -- Oregon19
- Oregon State University. Forest Research Laboratory19
- Wood poles -- Maintenance and repair19
- Douglas fir18
- Wood poles -- Fumigation17
- Starker lectures15
- Forest management -- Research -- Oregon12
- Herbicides -- Research -- Oregon12
- Reforestation -- California, Northern11
- Contributions in education and outreach10
- Forests and forestry -- Measurement8
- Forests and forestry -- Oregon -- Measurement8