Subject
- Triticale -- Oregon -- Varieties1
- Wheat -- Varieties -- Oregon, Eastern1
- Wheat -- Varieties -- Oregon, Eastern -- Testing1
- Winter wheat -- Diseases and pest resistance -- Oregon1
- Winter wheat -- Fertilizers -- Oregon, Eastern -- Computer programs1
- Winter wheat -- Fertilizers -- Washington (State), Eastern1
- Winter wheat -- Oregon, Eastern -- Computer programs1
- Winter wheat -- Yields -- Oregon, Eastern1