During the nineteenth century, the economy of the United States was largely dependent on the agricultural production of thousands of small farms. As the country industrialized, and particularly after World War II, small farmers began to consolidate their lands, with the result that there were fewer farm operators and much larger farms. Mechanization, in the form of tractors, seed application implements, and other heavy equipment, as well as technological advancements in chemical pesticides,... więcej
Salem Press Encyclopedia, 2020. 2p.