-
1997 BCE
commercial farming
They created weed and insect- resistant biotech crops- soybeans and cotton- that are available commercially -
1994 BCE
satellites technology
Farmers bagan using satellites to track and plan their farming practices -
1960 BCE
green revolution
The green revolution incresed crop yields in developng countires by introducing higher yielding strains of plant and using new fertilizers -
Period: 1930 BCE to 1958 BCE
rubber tractor
the All-purpose rubber tired tractor with the complementary machinery that popularized
Anhydrous ammonia increasingly used as cheap source of nitrogen that helped boost yield -
Period: 1910 BCE to 1928 BCE
tractor gears
From big open-geared gas tracotrs to enclosed tractor gears, the cotton-stripper developed for High Plains the light tractors was developed. Also the Bread slicing machine was created by Otto Rohwedder. -
1892 BCE
Gasoline tractor
The first gasoline tractor ws built by John Frelich -
1843 BCE
Sir John Lawes
He founded the commercial fertilizer industry by developing a process of making superphosphate -
1842 BCE
buffalos
The firsr grain elevator was created in Buffalo New York -
1837 BCE
wow not giving credit
John deere and Leonard Andrus bagan to manufacture steel plows with pracitcal threshing machine patented -
1793 BCE
The beginning
Eli Whitney invented the cotton gin that helped cotton become a Southern cash crop.