three-field system of farming

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• open-field system — ▪ agriculture       basic community organization of cultivation in European agriculture for 2,000 years or more. Its best known medieval form consisted of three elements: individual peasant holdings in the form of strips scattered among the… …   Universalium

• Open field system — Generic map of a medieval manor, showing strip farming, from William R. Shepherd, Historical Atlas, 1923 The open field system was the prevalent agricultural system in much of Europe from the Middle Ages to as recently as the 20th century in some …   Wikipedia

• open field system —   a farming system developed in Anglo Saxon culture. The typical example would feature a central village surrounded by three fields. Each year one filed would be left fallow and the other two cropped. The fields being worked were divided into… …   Geography glossary

• postal system — System that allows persons to send letters, parcels, or packages to addressees in the same country or abroad. Postal systems are usually government run and paid for by a combination of user charges and government subsidies. There are early… …   Universalium

• Field emission display — A field emission display (FED) is a display technology that incorporates flat panel display technology that uses large area field electron emission sources to provide electrons that strike colored phosphor to produce a color image as a electronic …   Wikipedia

• System of Rice Intensification — The System of Rice Intensification (SRI) is a method of increasing the yield of rice produced in farming. It was invented in 1983 by the French Jesuit Father Henri de Laulanie in Madagascar. However full testing of the system did not occur until… …   Wikipedia

• Three-dimensional integrated circuit — In electronics, a three dimensional integrated circuit (3D IC, 3D IC, or 3 D IC) is a chip in which two or more layers of active electronic components are integrated both vertically and horizontally into a single circuit. The semiconductor… …   Wikipedia

• Alabama Cooperative Extension System — Infobox Government agency agency name = Alabama Cooperative Extension System logo width = 200px logo caption = Official Alabama Cooperative Extension System logo (2008) seal width = seal caption = formed = 1914 jurisdiction = Alabama headquarters …   Wikipedia

• History of the English fiscal system — The history of the English fiscal system affords the best known example of continuous financial development in terms of both institutions and methods. Although periods of great upheaval occurred from the time of the Norman Conquest to the… …   Wikipedia

• Collective farming — and communal farming are types of agricultural production in which the holdings of several farmers are run as a joint enterprise.[1] This type of collective is essentially an agricultural production cooperative in which member owners engage… …   Wikipedia

• Healthcare system reform in the People's Republic of China — The healthcare system reform in the People s Republic of China refers to the healthcare system transition in modern China.The Ministry of Health of the State Council oversees the health services system, which includes a substantial rural… …   Wikipedia