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Minimum Tillage
Photograph of Arnold L. Hamilton examining resudue in a minimum tillage operation. This picture shows the effect of minimum tillage after a good rain. No soil loss what-so-ever.
Date:
July 6, 1972
Creator:
Riley, John T., Jr.
System:
The Gateway to Oklahoma History
Minimum Tillage
Photograph of Arnold L. Hamilton examining resudue in a minimum tillage operation. This picture shows the effect of minimum tillage after a good rain. No soil loss what-so-ever.
Date:
July 6, 1972
Creator:
Riley, John T., Jr.
System:
The Gateway to Oklahoma History
Mowing Machine
Photograph of pan attachment on mowing machine cutter bar used in harvesting Blue Grama grass for seed.
Date:
July 15, 1936
Creator:
Williams, Quentin
System:
The Gateway to Oklahoma History