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Period: to
inventions
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Cotton gin
Eli Whitney invented the cotton gin to transform cotton into a useable product by removing the cotton seeds from the cotton fiber. -
Iron plow
Thomas Jefferson inventor of the first iron plow. -
seed planter
henry blair -
Grain reaper
Cyrus McCormick invented the grain reaper to save labor cutting wheat oats and similar crops. -
steel plow
John deere improved the iron plow -
corn picker
Edmund Quincy -
barbed wire
Joseph Glidden -
milking machine
Anna Baldwin changed the dairy industry by inventing a machine to replace hand milking. -
Perishable food preservation
Thomas elkins designed a device that helped with the task of preserving foods by way of refrigeration. -
soil inprovement and crop rotation
George washington carver developed crop rotations and the use of legumes to significantly improve soil fertility in the U.S. south -
Tractor
Ben Holt invented the tractor which came to replace the mule as the sources of power. -
Gene Gun
John Sanford developed a device for injecting cells with genetic information -
GPS technology
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Robotic milking machines
First used in ontario canada. May reduce lador.