Subject
- Alfalfa -- Economic aspects -- Oregon1
- Avian coccidiosis1
- Brucellosis in cattle -- Oregon1
- Chickens -- Effect of light on1
- Chickens -- Parasites1
- Cicuta1
- Eggs -- Production1
- Irrigation -- Economic aspects -- Oregon -- Willamette River Valley1
- Irrigation farming -- Oregon1
- Irrigation pumps1
- Liming of soils -- Oregon1
- Livestock poisoning plants -- Oregon1
- Paris green1
- Poisonous plants -- Oregon1
- Prune -- Oregon1
- Prune -- Oregon -- Drying1
- Real property -- Valuation -- Oregon1
- Real property tax -- Oregon1
- Soils -- Oregon -- Willamette River Valley1
- Vegetables -- Oregon -- Field experiments1