three-field system of agriculture

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• three-field system — ▪ agriculture       method of agricultural organization introduced in Europe in the Middle Ages and representing a decisive advance in production techniques. In the old two field system half the land was sown to crop and half left fallow each… …   Universalium

• Three-Field System —    See Agriculture …   Encyclopedia of Barbarian Europe

• 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

• two-field system — ▪ agriculture       basis of agricultural organization in Europe and the Middle East in early times. Arable land was divided into two fields or groups of fields; one group was planted to wheat, barley, or rye, while the other was allowed to lie… …   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

• Agriculture in Imperial Russia — The agriculture of Imperial Russia throughout the 19th 20th centuries represented a major world force yet it lagged behind other developed countries. Russia was amongst the largest exporters of agricultural produce, especially wheat, while the… …   Wikipedia

• Agriculture — General …   Wikipedia

• 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

• Agriculture and Food Supplies — ▪ 2007 Introduction Bird flu reached Europe and Africa, and concerns over BSE continued to disrupt trade in beef. An international vault for seeds was under construction on an Arctic island. Stocks of important food fish species were reported… …   Universalium

• 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 the early Middle Ages the vast majority of the population of Europe was dedicated in some fashion or other to food production, which invariably involved agriculture. In early medieval Europe, as well as in later medieval and modern Europe,… …   Encyclopedia of Barbarian Europe