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Mechanization is the main facilitator of the trend toward bigger farms. This goes along with another lesson from historical data and contemporary experience: Generalization 6. Large farms adopt new forms of machinery considerably faster than small farms. Because larger farms offer more collateral, they make it easier to borrow to invest in new machinery.

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And in China the number of threshers alone exceeded the combined total of tractors and power tillers, even in 1980. In all of Asia mechanical rice milling for large trade quantities had already been introduced in the late nineteenth century, usually based on steam and later on internal combustion engines. Smaller rice mills have swept across Asia since the 1950s; it is hard to find villages where rice is still pounded by hand.

Machinery Fantastic is Awesome Machine videos CenterCereal straw and other dry byproducts (wood chips) may be used in small on-farm boilers typically to generate heat for drying harvested crops (cereals, oilseeds) or space heating (greenhouses, residential). Furthermore, biogas (predominantly methane) generated from animal wastes (e.g. pig slurry) by anaerobic digestion may also be used to power on-farm boilers typically to generate heat and also electricity in larger and more sophisticated installations.

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While much remains to be done on small farms in the poorest regions, sufficient progress has been made to accelerate food production in line with population growth (contrary to the Malthusian prediction). In this theme, farm machinery is considered with primary emphasis on engine and motor driven machines and implements and a lesser emphasis on human or animal powered equipment.

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