OSU Special Collections & Archives Research Center
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Creator
- Oregon State University. Agricultural Experiment Station 58
Topic
- Oregon Agricultural College. Experiment Station 44
- Plants, Cultivated--Field experiments 32
- Sulfur fertilizers 27
- Oregon State Agricultural College. Agricultural Experiment Station 13
- Potassium fertilizers 6
- Nitrogen fertilizers 5
- Tillage--Research 5
- Hens 3
- Knowlton, Frank L. (Frank Lester), 1894-1940 3
- Poultry 3
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Format
- image/tiff 58
Decade
- 1920-1929 58