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Agricultural crops
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Author
Crop and Soil Science
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Subject
Harvesting
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2. [Image] Farm machinery for haying, 1929
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3. [Image] Combine harvester, 1929
Oregon Experiment StationCitation -
Oregon Experiment Station
Citation -
5. [Image] Horse drawn equipment and tractor, 1927
Oregon Experiment StationCitation -
6. [Image] Horse drawn equipment, 1926
Oregon Experiment StationCitation -
7. [Image] Harvesting with horse drawn equipment, 1922
Oregon Experiment StationCitation -
8. [Image] Threshing vetch
Oregon Experiment StationCitation -
9. [Image] Horse drawn equipment, 1944
Oregon Experiment StationCitation -
10. [Image] Artichoke digger, 1929
Oregon Experiment StationCitation