Subject
- Forests and forestry -- Oregon45
- Oregon State University. College of Forestry36
- Fishing -- Oregon34
- Hunting -- Oregon34
- Wildlife management -- Oregon34
- Forest management -- Oregon17
- Dungeness crab fisheries -- Oregon -- Management14
- Forest ecology -- Oregon12
- Forests and forestry -- Research -- Oregon10
- Shellfish fisheries -- Oregon -- Management9
- Tualatin River Watershed (Or.)8
- Fisheries -- Economic aspects -- Oregon7
- Fishery resources -- Oregon -- Management7
- Water quality management -- Oregon -- Tualatin River Watershed7
- Dungeness crab fisheries -- Government policy -- Oregon6
- Forests and forestry6
- Reforestation -- Oregon6
- Clam fisheries -- Oregon -- Statistics5
- Crabbing -- Oregon5
- Douglas fir -- Oregon -- Growth5