The evolution of maize is more complex than thought
|Authors & editors
|Milling & Grain
|Year of publication
|Scope & content
|New evidence reveals that the evolution of Maize in South America is more complex than initially thought, and there was a further geographical area in which partial domestication occurred in the Southwest Amazon - according to an international collaboration of researchers including the University of Warwick, and published in the journal ‘Science’.
It was originally thought that maize- one of the world’s most important crops, domesticated once, with only minor changes happening from its original state as teosinte, to fully developed maize we know today – called diverse landraces.
However, researchers have found that domesticated maize started evolving 9,000 years before present (BP) in Mexico under human influences, at 7,500BP it traversed to Central America, and 6,500BP into South America, into a geographical area known as a secondary improvement centre…Read more.