-
1997
First weed and insect resistant are available commercially -
1819-25
U.S. food canning industry established -
1849
mixed chemical fertilizers sold commercially -
1858
mason jars, used for home canning, were invented -
1870s
silos and deep-well drilling come into use -
1881
Hybridized corn produced -
1892
1st gasoline tractor was built by John Froelich -
1928
Otto Rohwedder introduced his bread slicing machine -
1941-45
Frozen food populized -
1942
Spindle cotton picker produced commercially -
1959
Mechanical tomato harvester developed -
1968
96% of cotton harvested mechanically -
1970
no tillage agriculture populized -
1970
One farmer supplies 47.7 persons -
1980
One farmer supplies 75.7 persons -
1980s
More farmers use no-till or low-till methods to curb erosion -
1989
Sale of farm equipment rebounds -
1990
One farmer supplies 100 persons -
1990s
Information technology and precision techniques increasingly used in agriculture -
1994
Farmers begin using satellite technology to track and plan their farming practices