Subject
- Freezes (Meteorology) -- Oregon6
- Precipitation (Meteorology) -- Oregon6
- Soil erosion -- Climatic factors -- Oregon6
- Freezes (Meteorology) -- Washington (State)3
- Precipitation (Meteorology) -- Washington (State)3
- Soil erosion -- Climatic factors -- Washington (State)3
- Meteorology -- Oregon -- Pacific Coast2
- Meteorology, Agricultural -- Oregon -- Statistics2
- Oceanography -- Oregon -- Pacific Coast2
- Oregon -- Climate -- Statistics2
- Precipitation (Meteorology) -- Oregon -- Maps2
- Rain and rainfall -- Oregon -- Maps2
- U.S. International Biological Program. Coniferous Forest Biome2
- Agriculture -- Oregon1
- Climatology1
- Conifers -- Ecophysiology -- Oregon -- H.J. Andrews Experimental Forest1
- Crops and climate -- Oregon -- Corvallis1
- Forest meteorology -- Oregon -- H.J. Andrews Experimental Forest1
- Hydrography -- Oregon -- Coos Bay1
- Land-water ecotones -- Washington (State) -- Findley Lake Watershed1