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Avena
''Avena'' is a genus of Eurasian and African plants in the grass family. Collectively known as the oats, they include some species which have been cultivated for thousands of years as a food source for humans and livestock. They are widespread throughout Europe, Asia and northwest Africa. Several species have become naturalized in many parts of the world, and are regarded as invasive weeds where they compete with crop production. All oats have edible seeds, though they are small and hard to harvest in most species. Ecology ''Avena'' species, including cultivated oats, are used as food plants by the larvae of some Lepidoptera species, including rustic shoulder-knot and setaceous Hebrew character. For diseases of oats, see List of oat diseases. Species Cultivated oats One species is of major commercial importance as a cereal grain. Four other species are grown as crops of minor or regional importance. * '' Avena sativa'' – the common oat, a cereal crop of global impor ...
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Avena Barbata
''Avena barbata'' is a species of Avena, wild oat known by the common name slender wild oat. It has edible seeds. It is a diploidized autotetraploid grass (2n=4x=28). Its diploid ancestors are ''A. hirtula'' Lag. and ''A. wiestii'' Steud (2n=2x=14), which are considered Mediterranean and desert ecotypes, respectively, comprising a single species. ''A. wiestii'' and ''A. hirtula'' are widespread in the Mediterranean Basin, growing in mixed stands with ''A. barbata'', though they are difficult to tell apart. This is a winter annual grass with thin tillers (stems) growing up to 60 to 80 centimeters in maximum height, but known to sometimes grow taller. The bristly spikelets are 2 to 3 centimeters long, not counting the bent Awn (botany), awn which is up to 4 centimeters in length. ''Avena barbata'' largely reproduces by selfing in natural populations, with very low rates of outcrossing. ''A. barbata'' is native to central Asia (as far east as Pakistan) and the Mediterranean Basin. ...
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Avena Maroccana
''Avena'' is a genus of Eurasian and African plants in the grass family. Collectively known as the oats, they include some species which have been cultivated for thousands of years as a food source for humans and livestock. They are widespread throughout Europe, Asia and northwest Africa. Several species have become naturalized in many parts of the world, and are regarded as invasive weeds where they compete with crop production. All oats have edible seeds, though they are small and hard to harvest in most species. Ecology ''Avena'' species, including cultivated oats, are used as food plants by the larvae of some Lepidoptera species, including rustic shoulder-knot and setaceous Hebrew character. For diseases of oats, see List of oat diseases. Species Cultivated oats One species is of major commercial importance as a cereal grain. Four other species are grown as crops of minor or regional importance. * '' Avena sativa'' – the common oat, a cereal crop of global import ...
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Avena Sativa
The oat (''Avena sativa''), sometimes called the common oat, is a species of cereal grain grown for its seed, which is known by the same name (usually in the plural). Oats appear to have been domesticated as a secondary crop, as their seeds resembled those of other cereals closely enough for them to be included by early cultivators. Oats tolerate cold winters less well than cereals such as wheat, barley, and rye, but need less summer heat and more rain, making them important in areas such as Northwest Europe that have cool, wet summers. They can tolerate low-nutrient and acid soils. Oats grow thickly and vigorously, allowing them to outcompete many weeds, and compared to other cereals are relatively free from diseases. Oats are used for human consumption as oatmeal, including as steel cut oats or rolled oats. Global production is dominated by Canada and Russia; global trade is a small part of production, most of the grain being consumed within the producing countries. Oats ...
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Oats
The oat (''Avena sativa''), sometimes called the common oat, is a species of cereal grain grown for its seed, which is known by the same name (usually in the plural). Oats appear to have been domesticated as a secondary crop, as their seeds resembled those of other cereals closely enough for them to be included by early cultivators. Oats tolerate cold winters less well than cereals such as wheat, barley, and rye, but need less summer heat and more rain, making them important in areas such as Northwest Europe that have cool, wet summers. They can tolerate low-nutrient and acid soils. Oats grow thickly and vigorously, allowing them to outcompete many weeds, and compared to other cereals are relatively free from diseases. Oats are used for human consumption as oatmeal, including as steel cut oats or rolled oats. Global production is dominated by Canada and Russia; global trade is a small part of production, most of the grain being consumed within the producing countries. O ...
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Avena Abyssinica
''Avena abyssinica'', also known as the Ethiopian oat and "Ajja" by Ethiopians, is a member of the family Poaceae. This grain has long been used in Ethiopia and is well adapted to the high elevations and other conditions there. Still a traditional food plant in Africa Africa is the world's second-largest and second-most populous continent after Asia. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 20% of Earth's land area and 6% of its total surfac ..., this little-known grain has potential to improve nutrition, boost food security, foster rural development and support sustainable landcare. References abyssinica Crops originating from Ethiopia Cereals Taxa named by Christian Ferdinand Friedrich Hochstetter {{Pooideae-stub ...
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Avena Brevis
''Avena brevis'', the short oat, is a species of grass in the family Poaceae whose seeds are edible. Synonyms There are a number of synonyms A synonym is a word, morpheme, or phrase that means precisely or nearly the same as another word, morpheme, or phrase in a given language. For example, in the English language, the words ''begin'', ''start'', ''commence'', and ''initiate'' are a ...:Mansfeld's Encyclopedia of Agricultural and Horticultural Crops * ''Avena uniflora'' Parl. * ''Avena sativa'' var. ''brevis'' (Roth) Körn. * ''Avena strigosa'' var. ''abbreviata'' Hausskn. * ''Avena strigosa'' var. ''brevis'' (Roth) Hausskn. * ''Avena strigosa'' subsp. ''brevis'' (Roth) Husnot * ''Avena sativa'' subsp. ''brevis'' (Roth) Asch. & Graebn., Syn. mitteleur. * ''Avena strigosa'' subsp. ''strigosa'' prol. ''brevis'' (Roth) Thell. * ''Avena sativa'' subsp. ''sativa'' var. ''brevis'' (Roth) Fiori * ''Avena nuda'' subsp. ''brevis'' (Roth) Mansf. References External l ...
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Avena Nuda
''Avena nuda'' (hulless oat, naked oat) is a species of grass with edible seeds in the oat genus ''Avena''. When threshed, the hull separates quite readily from the grain. Naked oats are thought to have originated in China where they have been grown for centuries and used for both feed and food, and then migrated from China to Europe, where naked oats were grown in Britain as early as the middle of the sixteenth century. Rather than being a variant of common oat, analysis of sequenced genomic data of 100 oat plants from around the world provides evidence that hulled oat ( ''Avena sativa'') and naked oat diverged around 51,000 years ago and were likely domesticated independently in Europe and China. Pillas A type of ''naked oat'' called ''pillas'', ''pilez'', or ''pil-corn'' in the Cornish language and dialect of English may have been the same species as ''Avena nuda''. John Ray calls it ''Avena minuta''. Well known in the 17th century it was commonly grown in Cornwall as late ...
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