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Genetic analysis has shown that the original hexaploid wheats were the result of a cross between a tetraploid domesticated wheat, such as T. dicoccum or T. durum, and a wild goatgrass, such as Ae. tauschii. [8] Polyploidy is important to wheat classification for three reasons: Wheats within one ploidy level will be more closely related to each ...
The fungal ancestors of stem rust have infected grasses for millions of years and wheat crops for as long as they have been grown. [7] According to Jim Peterson, professor of wheat breeding and genetics at Oregon State University, "Stem rust destroyed more than 20% of U.S. wheat crops several times between 1917 and 1935, and losses reached 9% twice in the 1950s," with the last U.S. outbreak in ...
She later studied the heredity of cereal grains. She crossed wheat with wild relatives in the 1930s and seems to have wanted to understand the ancestry of wheat, but much of her work has been lost. [8] [9] She often co-authored papers on Allium aaseae, Aase's Onion, with Francis Marion Ownbey, a fellow faculty member at WSU. [10]
Wheat is a group of wild and domesticated grasses of the genus Triticum (/ ˈ t r ɪ t ɪ k ə m /). [3] They are cultivated for their cereal grains, which are staple foods around the world. Well-known wheat species and hybrids include the most widely grown common wheat (T. aestivum), spelt, durum, emmer, einkorn, and Khorasan or Kamut.
Early European Farmers (EEF) [a] were a group of the Anatolian Neolithic Farmers (ANF) who brought agriculture to Europe and Northwest Africa.The Anatolian Neolithic Farmers were an ancestral component, first identified in farmers from Anatolia (also known as Asia Minor) in the Neolithic, and outside of Europe and Northwest Africa, they also existed in Iranian Plateau, South Caucasus ...
The samples extracted from the BMAC sites did not have derived any part of their ancestry from the Yamnaya people, who are associated with Proto-Indo-Europeans, although some peripheral samples did already carry significant Yamnaya-like Western Steppe Herders ancestry, inline with the southwards expansion of Western Steppe Herders from the ...
Common wheat was first domesticated in West Asia during the early Holocene, and spread from there to North Africa, Europe and East Asia in the prehistoric period. [citation needed] Naked wheats (including Triticum aestivum, T. durum, and T. turgidum) were found in Roman burial sites ranging from 100 BCE to 300 CE.
Wild cereals and other wild grasses in northern Israel. Ancient grains is a marketing term used to describe a category of grains and pseudocereals that are purported to have been minimally changed by selective breeding over recent millennia, as opposed to more widespread cereals such as corn, rice and modern varieties of wheat, which are the product of thousands of years of selective breeding.
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