Subject
- Agriculture -- Oregon18
- Agricultural experiment stations -- Oregon7
- Oregon Agricultural Experiment Station7
- Dairy cattle -- Feeding and feeds5
- Agriculture -- Research -- Oregon3
- Beets -- Diseases and pests -- Control -- Oregon3
- Beets -- Diseases and pests -- Nutritional aspects -- Oregon3
- Potatoes -- Oregon -- Marketing3
- Poultry -- Housing -- Design and construction3
- Water duties -- Oregon3
- Apple industry -- Oregon -- Hood River Valley2
- Broilers (Chickens) -- Feeding and feeds2
- Broilers (Chickens) -- Growth2
- Canning and preserving2
- Cattle -- Diseases2
- Corn -- Varieties -- Oregon, Western -- Evaluation2
- Corn -- Varieties -- Oregon, Western -- Field experiments2
- DDT (Insecticide)2
- Dairying -- Oregon -- Costs2
- Farm income -- Oregon -- Willamette River Valley2