Subject
- Agricultural experiment stations -- Research -- Oregon -- Malheur County1
- Agriculture -- Oregon -- Malheur County -- Field experiments1
- Crops and water1
- Fertilizers1
- Grain -- Varieties -- Oregon -- Statistics1
- Grain -- Yields -- Oregon -- Statistics1
- Humus1
- Plants -- Nutrition1
- Sandy soils1
- Soil matric potential1
- Soil structure1
- Sustainable agriculture -- Economic aspects -- Oregon, Eastern1
- Wheat -- Economic aspects -- Oregon, Eastern1