Subject
- Agriculture -- Research -- Columbia River Watershed1
- Archaeological geology -- Oregon -- Upper Klamath Lake Watershed1
- Columbia Basin Agricultural Research Center -- Periodicals1
- Dissertations, Academic -- United States -- Bibliography -- Catalogs1
- Food supply -- Japan1
- Fruit trees -- Abstracts1
- Fruit-culture -- Oregon -- Abstracts1
- Indians of North America -- Canada -- Ethnic identity1
- Indians of North America -- Canada -- Languages1
- Nut trees -- Abstracts1
- Nuts -- Oregon -- Abstracts1
- Oregon State University -- Dissertations -- Bibliography -- Catalogs1
- Rice trade -- Japan1
- Soil formation -- Oregon -- Upper Klamath Lake Watershed1
- Terraces (Geology) -- Oregon -- Upper Klamath Lake Watershed1
- Wheat trade -- Japan1