Subject
- Fisheries -- Oregon35
- Fish culture -- Oregon33
- Fishery management -- Oregon -- Statistics28
- Fish-culture -- Oregon -- Statistics27
- Fishing -- Oregon -- Statistics27
- Greenhouse gases -- Forecasting25
- Columbia Basin Agricultural Research Center -- Periodicals18
- Fishes -- Oregon16
- Game protection -- Oregon16
- Agriculture -- Research -- Columbia River Watershed15
- Game and game-birds -- Oregon15
- U.S. International Biological Program. Coniferous Forest Biome15
- Central Oregon Agricultural Research Center -- Periodicals13
- Oceanography -- Research13
- Agriculture -- Research -- Oregon, Central -- Periodicals12
- Field experiments -- Oregon, Central -- Periodicals12
- Weeds -- Control12
- Engineering -- Research -- Oregon11
- Forests and forestry -- Northwest, Pacific11
- Herbicides11