Wheat

Wheat is a grass widely cultivated for its seed, a cereal grain which is a worldwide staple food. The many species of wheat together make up the genus Triticum; the most widely grown is common wheat (Triticum aestivum).

History

Wheat was one of the first crops to be domesticated by humans. It originated in the Fertile Crescent region of the Near East around 9600 BCE. The domestication of wheat allowed for the development of agriculture and the rise of civilizations.

Botany

Wheat is an annual plant in the Poaceae family. It grows to a height of 2 to 4 feet. The plant has long, slender leaves and stems that terminate in a cluster of spikelets, each containing several florets.

Types of Wheat

There are several species of wheat, including:

• Common wheat (Triticum aestivum)
• Durum wheat (Triticum durum)
• Emmer wheat (Triticum dicoccum)
• Einkorn wheat (Triticum monococcum)
• Spelt (Triticum spelta)

Cultivation

Wheat is grown on more land area than any other food crop. It is a major diet component because of the wheat plant's agronomic adaptability. Wheat is grown from the Arctic to near the equator, but the most suitable climate for wheat production is temperate with moderate rainfall.

Uses

Wheat is primarily used to make flour, which is then used to produce a wide range of foods including bread, pasta, cakes, and biscuits. Wheat is also used in the production of beer and other alcoholic beverages.

Nutrition

Wheat is a significant source of carbohydrates and provides multiple essential nutrients, including protein, dietary fiber, B vitamins, and several dietary minerals.

Global Production

The largest producers of wheat are China, India, Russia, and the United States. Wheat is a key commodity in the global market and is traded internationally.

Diseases and Pests

Wheat is susceptible to a variety of diseases and pests, including:

• Wheat rust
• Powdery mildew
• Aphids
• Hessian fly

See Also

• Agriculture
• Cereal
• Grain
• Bread
• Pasta

External Links

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  Wheat field

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  Triticum aestivum

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  Wheat growing areas

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  Neolithic sickle

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  Uruk plate 3000 BCE

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  Wheat threshing in Ancient Egypt

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  Woman harvesting wheat in India

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  Polyploid wheat origins

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  Naked and hulled wheat

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  USDA wheat

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  Wheat yield

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  Production of wheat (2019)