Subject
- Agricultural experiment stations -- Oregon4
- Columbia Basin Agricultural Research Center -- Periodicals4
- Oregon Agricultural Experiment Station4
- Agriculture -- Oregon3
- Agriculture -- Research -- Columbia River Watershed3
- Land use -- Oregon -- Jackson County -- Planning3
- Land use, Rural -- Oregon -- Jackson County -- Planning3
- Regional planning -- Oregon -- Jackson County3
- Agriculture2
- Land use -- Oregon -- Josephine County -- Planning2
- Land use -- Oregon -- Wasco County -- Planning2
- Land use, Rural -- Oregon -- Josephine County -- Planning2
- Land use, Rural -- Oregon -- Wasco County -- Planning2
- Oregon -- Economic conditions2
- Regional planning -- Oregon -- Josephine County2
- Regional planning -- Oregon -- Wasco County2
- Sugar beet -- Oregon2
- Agricultural extension work -- Oregon, Eastern1
- Agricultural laborers -- Oregon1
- Agriculture -- Columbia River Watershed -- Periodicals1