Subject
- Crops -- Oregon -- Klamath County -- Field experiments3
- Agricultural experiment stations -- Research -- Oregon -- Klamath County2
- Agriculture -- Research -- Oregon -- Klamath County2
- Oregon State University. Klamath Agricultural Experiment Station2
- Field experiments -- Oregon -- Periodicals1
- Forage plants -- Oregon -- Klamath County -- Field experiments1
- Grain -- Oregon -- Klamath County -- Field experiments1
- Klamath Basin Research and Extension Center -- Periodicals1
- Potatoes -- Oregon -- Klamath County -- Field experiments1