Tuesday, March 20, 2007

Orange

Orange refers to a citrus tree and the fruits of this tree. It is a hybrid of ancient cultivated origin, possibly between pomelo and tangerine. It is a small tree, growing to about 10 m tall, with thorny shoots and evergreen leaves 4-10 cm long. The fruit originated in southeast Asia, in either India, Vietnam or southern China. The fruit from the species Citrus aurantium are also called oranges, varieties of C. aurantium are more bitter than C. sinensis.
Cultivation and uses
'Ambersweet' orangesOrange cultivation is a major business and an significant part of the economies of the US, Florida and California, many Mediterranean countries, Romania, South Africa, China, and the Riverina district around the Murray River in Australia.
Oranges are generally grown in warm climates worldwide, and the flavors of orange vary from sweet to sour. The fruit is generally peeled and eaten fresh, or squeezed for its juice. It has a thick bitter rind that is usually discarded, but can be processed into animal feed by removing water using pressure and heat. It is also used in certain recipes as flavoring or a garnish. The outer-most layer of the rind is grated or thinly veneered with a tool called a zester, to produce orange zest which is popular in cooking because it has a similar flavor to the fleshy inner part of the orange. The white part of the rind, called the pith, is almost always discarded. Oranges also can be used to create citrus oil, which is used in aromatherapy to uplift and relieve stress.

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