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The United States particularly emphasizes the mechanization of farming facilities, the use of machinery to replace human and animal health. Machinery costs account for a very large proportion of the total cost of investment in agricultural production. The mechanization of machinery is not merely increasing the number of machines in the field, but also paying attention to the implementation of combining features to create continuous machines, combining tractors with plows and planting machines. , reaper. Or initiatives on machines that can be cultivated in hard lands that are hard for people to do. Almost all activities in agriculture are implemented by machines, from tillage, planting, fertilizing, irrigation to harvest. Farmers also use airplanes to spray insecticides, use computers to track the harvest results. Nowadays, it is not uncommon to see farmers driving tractors with air-conditioned cabs attached to high-speed and very expensive plows, tillers and harvesters.

At the beginning of the 20th century, there must be 4 farmers to produce enough food to feed 10 people, today, an American farmer can provide enough food to feed 100 Americans and 32 people living in countries around the world. gender.

With a large area of ​​arable land, the application of modern means and techniques in agricultural production has led to a sharp increase in labor productivity. In addition, although there are floods and droughts, rainfall is generally adequate, and river and groundwater allow irrigation in states that lack water. The western region of Central America has fertile arable land. Therefore, when coming to America, people often see fields of corn, soybeans, wheat, oranges, grasslands, immense, lush and immense.

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