Gang Plow- The gang plow had many plows attatched to it instead of one. It reduced the time needed to finish the job. It was made of steel.
Cast Iron Plow- It has changable blades, and people believed it poisened the soil. The plow had three parts to it.
Mold Board Plow- It flipped soil over, it was invented by the Chinese, it put the more nutricious soil on top.
Corn Picker- Lack of washers, it picked corn, it also pushed corn.
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