Subject
- Cattle -- Feeding and feeds4
- Lambs -- Feeding and feeds4
- Oregon Agricultural College. Experiment Station4
- Agriculture -- Oregon -- Experimentation3
- Fertilizers -- Oregon3
- Fungicides -- Analysis3
- Insecticides -- Analysis3
- Agriculture -- Oregon2
- Apple -- Diseases and pests2
- Avian coccidiosis2
- Brucellosis in cattle2
- Canker (Plant disease)2
- Chickens -- Diseases2
- Crop rotation -- Oregon2
- Eggs -- Production2
- Forests and forestry -- United States2
- Oregon State Agricultural College. Agricultural Experiment Station2
- Poultry -- Housing2
- Public lands -- United States2
- Real property tax -- Oregon2