History of Ag.History of Ag.

InventionsInventions

REAPERREAPER

Inventor: Cyrus McCormickInventor: Cyrus McCormick Invented in: 1834Invented in: 1834 Used for: cut small grainUsed for: cut small grain Years later a threshing device was Years later a threshing device was

added and then it was called a added and then it was called a combine! The grain could then be cut combine! The grain could then be cut & threshed in the field.& threshed in the field.

Modern combine can do what it would Modern combine can do what it would take 100 people to do then!take 100 people to do then!

Iron PlowIron Plow

Inventor: Thomas JeffersonInventor: Thomas Jefferson Replaced wooden plowReplaced wooden plow

Steel Moldboard PlowSteel Moldboard Plow

Inventor: John Deere (he was a Inventor: John Deere (he was a blacksmith by trade)blacksmith by trade)

Invented: 1837Invented: 1837 Prairie soil was sticking to the cast Prairie soil was sticking to the cast

iron plowsiron plows Made it by shaping & polishing a Made it by shaping & polishing a

piece of steel cut from a saw bladepiece of steel cut from a saw blade This was the beginning of the John This was the beginning of the John

Deere Company!Deere Company!

Cotton GinCotton Gin

Inventor: Eli WhitneyInventor: Eli Whitney Invented: 1793Invented: 1793 Removed cotton seed from cotton Removed cotton seed from cotton

fiberfiber Paved way for expanded cotton & Paved way for expanded cotton &

textile industrytextile industry

Mechanical Corn PickerMechanical Corn Picker

Inventor: Edmund W. QuincyInventor: Edmund W. Quincy Invented: 1850Invented: 1850 Removed ears of corn from stalksRemoved ears of corn from stalks

Barbed WireBarbed Wire

Inventor: Joseph GliddenInventor: Joseph Glidden Invented: 1850Invented: 1850 Used for 4 main purposesUsed for 4 main purposes

Establish property lines & boundariesEstablish property lines & boundaries Discourage trespassingDiscourage trespassing Keep your animals containedKeep your animals contained Keep other animals outKeep other animals out

Milking Machine Milking Machine

Invented: 1878Invented: 1878 Inventor: Anna BaldwinInventor: Anna Baldwin Replaced hand milkingReplaced hand milking

TractorTractor

Invented: 1904Invented: 1904 Inventor: Benjamin HoltInventor: Benjamin Holt Source of power for belt-driven Source of power for belt-driven

machines as well as for pullingmachines as well as for pulling