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George Washington Parke Custis instituted an agriculture fair in Arlington, VA.
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First American agriculture periodical, the Agriculture Museum, began publication.
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Agricultural committee, U.S. House of Representatives was established.
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McCormick reaper patented
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Growing use of factory-made agricultural machinery increased farmers need for cash and encourage commercial farming.
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Commercial corn and wheat belts began to develop.
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Department of Agriculture established.
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Availability of barbed wire allowed fencing for farming.
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Hatch experiment station act set up federal state cooperation in agricultural research
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Program set up for black land-grant schools
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George Washington Carver, director of Ag research pioneered in finding new uses for peanuts, soy beans, and sweet potatoes for agriculture.
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Smith-lever extension Act passed setting up a national extension service.