Subject
- Agriculture -- Oregon -- Experimentation3
- Oregon Agricultural College. Experiment Station3
- 4-H clubs2
- Agricultural experiment stations -- Research -- Oregon -- Jackson County2
- Agriculture -- Oregon -- Jackson County -- Field experiments2
- Entomology2
- Agriculture -- Oregon1
- Apple -- Diseases and pests -- Control -- Oregon1
- Apple -- Harvesting1
- Apple -- Storage1
- Apple industry -- Oregon -- Hood River Valley1
- Canker (Plant disease)1
- Dairy cattle1
- Dairying -- Study and teaching1
- Eggs -- Incubation1
- Flax -- Drying1
- Irrigation farming -- Oregon -- Harney Valley1
- Land use -- Oregon -- Deschutes County -- Planning1
- Land use -- Oregon -- Washington County -- Planning1
- Land use, Rural -- Oregon -- Deschutes County -- Planning1