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A field of sunflowers in Cardejón, Spain (2012) A field of rapeseeds in Kärkölä, Finland (2010) In agriculture, a field is an area of land, enclosed or otherwise, used for agricultural purposes such as cultivating crops or as a paddock or other enclosure for livestock. A field may also be an area left to lie fallow or as arable land. [1]
Grain elevator and silos in the Free State. Grains and cereals are South Africa's most important crops, occupying more than 60 percent of hectare under cultivation in the 1990s. [19] Maize, the country's most important crop, is a dietary staple, a source of livestock feed, and an export crop. [19]
The open-field system was the prevalent agricultural system in much of Europe during the Middle Ages and lasted into the 20th century in Russia, Iran, and Turkey. [1] Each manor or village had two or three large fields, usually several hundred acres each, which were divided into many narrow strips of land.
Reduced tillage [note 1] leaves between 15 and 30% crop residue cover on the soil or 500 to 1000 pounds per acre (560 to 1100 kg/ha) of small grain residue during the critical erosion period. This may involve the use of a chisel plow, field cultivators, or other implements.
It shows the field (or internal) and the main (or external) systems. [2] The function of the field drainage system is to control the water table, whereas the function of the main drainage system is to collect, transport, and dispose of the water through an outfall or outlet. In some instances one makes an additional distinction between ...
An agronomist, field-sampling a trial plot of flax. This topic of agronomy involves selective breeding of plants to produce the best crops for various conditions. Plant breeding has increased crop yields and has improved the nutritional value of numerous crops, including corn, soybeans, and wheat. It has also resulted in the development of new ...
The cultivation of crops alongside the rearing of animals for meat or eggs or milk defines mixed farming. [4] For example, a mixed farm may grow cereal crops, such as wheat or rye, and also keep cattle, sheep, pigs or poultry. Often the dung from the cattle serves to fertilize the crops. Also some of the crops might be used as fodder for the
Agricultural science (or agriscience for short [1]) is a broad multidisciplinary field of biology that encompasses the parts of exact, natural, economic and social sciences that are used in the practice and understanding of agriculture.