Subject
- Fisheries -- Oregon350
- Game and game-birds -- Oregon333
- Game protection -- Oregon331
- Oregon State University -- Curricula219
- Wildlife management -- Oregon164
- Fishing -- Oregon151
- Hunting -- Oregon150
- Agriculture -- Oregon99
- Lane County (Or.) -- History93
- Forests and forestry -- Oregon89
- Agriculture72
- Oregon State University. College of Forestry69
- Forests and forestry -- Northwest, Pacific68
- Agricultural pests -- Control -- Congresses66
- Fisheries -- Economic aspects -- Congresses63
- Forests and forestry -- Research -- Oregon60
- Douglas fir59
- Herbicides59
- Industrial arts -- Study and teaching53
- 4-H clubs50