Ag timeline photo

Agricultural Inventors

  • Eli Whitney

    Invented the cotton gin to transform cotton to a usable product by removing the cottonseed from the cotton fiber.
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    AGRICULTURAL INVENTIONS

  • Thomas Jefferson

    Invented the first iron plow.
  • Cyrus McCormick

    Invented the grain reaper to save labor in cutting, wheat, oats, and similar crops.
  • Henry Blair

    Invented seed planter and cotton planter.
  • John Deere

    Improved the iron plow by inventing the steel moldboard plow.
  • Edmund Quincy

    Invented the corn picker.
  • Joseph Glidden

    Invented barbed wire. It dramatically changed the livestock industry. Barbed wire tattoos came later.
  • Anna Baldwin

    Invented the milking machine which changed the dairy industry forever by replacing hand milking.
  • Thomas Elkins

    Designed the perishable food preservation device, which helped by preserving foods with refrigeration.
  • George Washington Carver

    Developed crop rotations and the use of legumes to significantly improve soil fertility in the southern U.S.
  • Benjamin Holt

    Invented the tractor which came to replace the mule as the main source of horse power.
  • Smith-Hughes Act

    Established funding for vocational agriculture in high school
  • National Organization Est.

    FFA became a National Organization. A network of teachers guided the establishment of FFA as a team effort to establish a club for boys with similar interests.
  • Creed Adopted

    The FFA Creed was adopted.
  • Federal Charter Received

    FFA became one of the few student organizations to receive a Federal Charter from Congress.
  • FFA/NFA Merger

    In 1965, FFA and NFA merged as one.
  • Female Members

    For the first time, females were allowed to be part of the FFA.
  • John Sanford

    Developed the gene gun, a device used for injecting cells with genetic information.
  • Name Change

    The FFA-Furture Farmers of America, changed to the National FFA Organization.
  • (no inventor listed)

    Tractor based GPS systems together with sophisticated GIS uses a wide variety of techniques to gather data such as soil condition, humidity, temperature, and other variables. Also used to control things such as planting intensity. application of fertilizer, and pesticides, watering schedules, etc...
  • (no inventor listed)

    Robotic milking machines were invented to decrese the amount of labor in the dairy industry. Initial cost was a disadvantage to smaller farmers.