What contribution did Cyrus McCormick and john Deere make for farming?

Cyrus McCormick invented the mechanical reaper in 1831, revolutionizing grain harvesting by significantly increasing efficiency and reducing labor costs. JOHN DEERe, on the other hand, developed the steel plow in 1837, which made it easier to till tough prairie soil, improving farming productivity. Together, their innovations transformed agriculture in the United States, enabling farmers to cultivate larger areas and produce more crops. These advancements laid the groundwork for modern farming practices and mechanization.