Mechanical technology in agriculture
1998
Johnson, Donald M. (Donald Mack)
Agricultural mechanization is the use of power and machinery to produce food and fiber. This has included the development of agricultural tools and machines, energy and power, irrigation and drainage, structures for animal housing and crop storage, and electrification. - p. 3.
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Издатель Interstate Publishers | Danville, Ill. : Interstate Publishers, ©1998
Эту запись предоставил National Agricultural Library
