Subject
- Agricultural experiment stations -- Research -- Oregon -- Jackson County11
- Agriculture -- Oregon -- Jackson County -- Field experiments11
- Entomology11
- Fisheries -- Oregon8
- Wildlife management -- Oregon8
- Fisheries -- Columbia River -- Periodicals7
- Gillnetting -- Columbia River -- Periodicals7
- Game and game-birds -- Oregon6
- Game protection -- Oregon6
- Lane County (Or.) -- History6
- Fish-culture -- Oregon -- Statistics5
- Fisheries -- British Columbia -- Periodicals5
- Fishery management -- Oregon -- Statistics5
- Fishing -- Oregon5
- Fishing -- Oregon -- Statistics5
- Hunting -- Oregon5
- Pacific Marine Fisheries Commission -- Periodicals5
- U.S. International Biological Program. Coniferous Forest Biome5
- United States -- Pacific Coast5
- Agriculture4