Respuesta :

Cotton Jin
-Cotton can easily be processed

John Deers Replaceable Parts
- If something breaks on a machine just replace the part that's broken.

Industrial Reaper
-Harvests Grain at Record Speeds

Invention of Canning 1819
- Food can be canned. Making it last longer and be more relatively available

McCormick Reaper 1843
Saw style motion, used for harvesting grains.



I hope I was of some help to u :)

Answer:

Here are five major inventions that improved agricultural output between 1750 and 1870:

   the cast-iron plow

   Thomas Jefferson's plow with moldboard of least resistance

   the grain drill

   the two-horse straddle row cultivator

   chemical fertilizers

Explanation:

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