Search results
Results from the WOW.Com Content Network
Agricultural equipment is any kind of machinery used on a farm to help with farming. The best-known example of this kind is the tractor . From left to right: John Deere 7800 tractor with Houle slurry trailer, Case IH combine harvester, New Holland FX 25 forage harvester with corn head.
The Development of American Agriculture: A Historical Analysis (1998) Conkin, Paul. A Revolution Down on the Farm: The Transformation of American Agriculture since 1929 (2008) Gardner, Bruce L. (2002). American Agriculture in the Twentieth Century: How It Flourished and What It Cost. Harvard University Press. ISBN 0-674-00748-4. Hurt, R. Douglas.
Agricultural steam engines took over the heavy pulling work of oxen, and were also equipped with a pulley that could power stationary machines via the use of a long belt. The steam-powered machines were low-powered by today's standards but because of their size and their low gear ratios , they could provide a large drawbar pull.
The further mechanization of agriculture in the 20th century made possible by the agricultural machinery industry had a huge impact of the economic structure of society. In the developed countries the total labour force engaged in agriculture dropped from about 75% in 1800 to less than 5% late 20th century. [10]
The modern combine harvester, also called a combine, is a machine designed to harvest a variety of cultivated seeds. Combine harvesters are one of the most economically important labour-saving inventions, significantly reducing the fraction of the population engaged in agriculture. [1]
Even as America's westward expansion allowed over 400 million acres (1,600,000 km 2) of new land to be put under cultivation, between 1870 and 1910 the number of Americans involved in farming or farm labor dropped by a third. [87] New farming techniques and agricultural mechanization facilitated both processes.
1937-1948 era Oliver Model 80 agricultural tractor. The Oliver Farm Equipment Company was an American farm equipment manufacturer from the 20th century. It was formed as a result of a 1929 merger of four companies: [1]: 5 the American Seeding Machine Company of Richmond, Indiana; Oliver Chilled Plow Works of South Bend, Indiana; Hart-Parr Tractor Company of Charles City, Iowa; and Nichols and ...
History of Agriculture in the Northern United States, 1620-1860 (Carnegie Institution of Washington, 1925) online, pp 281-305. Canine, Craig. Dream Reaper: The Story of an Old-Fashioned Inventor in the High-Tech, High-Stakes World of Modern Agriculture (Knopf, 1995) Casson, Herbert. Cyrus Hall McCormick: His Life and Work (1909) popular ...