Subject
- Game and game-birds -- Oregon318
- Fisheries -- Oregon317
- Game protection -- Oregon316
- Agricultural pests -- Control -- Congresses280
- Wildlife management -- Oregon193
- Fishing -- Oregon175
- Hunting -- Oregon175
- Forests and forestry -- Oregon58
- 4-H clubs56
- Oregon State University. College of Forestry50
- Agricultural experiment stations -- Research -- Oregon -- Jackson County37
- Agriculture -- Oregon -- Jackson County -- Field experiments37
- Entomology37
- Fish culture -- Oregon32
- Herbicides32
- Fisheries -- Columbia River -- Periodicals28
- Fisheries -- Economic aspects -- Congresses28
- Gillnetting -- Columbia River -- Periodicals28
- Soils -- Oregon28
- Food habits -- Oregon -- Lakeview26