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• Plough — Plow redirects here. For the Canadian soldier, see Edward Chester Plow. Plowman redirects here. For the surname, see Plowman (surname). Furrow redirects here. For other uses, see Furrow (disambiguation). For other uses, see Plough… …   Wikipedia

• agricultural technology — Introduction       application of techniques to control the growth and harvesting of animal and vegetable products. Soil preparation       Mechanical processing of soil so that it is in the proper physical condition for planting is usually… …   Universalium

• agriculture, origins of — Introduction  the active production of useful plants or animals in ecosystems that have been created by people. Agriculture has often been conceptualized narrowly, in terms of specific combinations of activities and organisms wet rice production… …   Universalium

• Midwestern United States — Midwest redirects here. For other uses, see Midwest (disambiguation). Midwest as defined by U.S. Census Bureau The Midwestern United States is one of the four U.S. geographic regions defined by the United States Census Bureau, providing an… …   Wikipedia

• History of agriculture — Agriculture was developed at least 10,000 years ago, and it has undergone significant developments since the time of the earliest cultivation. Evidence points to the Fertile Crescent of the Middle East as the site of the earliest planned sowing… …   Wikipedia

• Agriculture in China — A farmer of the Hani minority, famous for their rice terraced mountains in Yuanyang County, Yunnan Agriculture is an important economic sector of China, employing over 300 million farmers. China ranks first in worldwide farm output, primarily… …   Wikipedia