| − | Wheat was cultivated from wild species of grass domesticated and selected by humans, who have depended on wheat for thousands of years. Wheat was believed to have been domesticated in Southwest [[Asia]](Although primitive forms of wheat from around 9000 years ago were found in Iraq), and later spread around the world, being introduced to North America in the 16th century. <ref>http://thecanadianencyclopedia.com/en/article/wheat/</ref> <ref>http://agron-www.agron.iastate.edu/Courses/agron212/readings/oat_wheat_history.htm</ref> | + | Wheat was cultivated from wild species of grass domesticated and selected by humans, who have depended on wheat for thousands of years. Wheat is believed to have been domesticated in Southwest [[Asia]](Although primitive forms of wheat from around 9000 years ago were found in Iraq), and later spread around the world, being introduced to North America in the 16th century. <ref>http://thecanadianencyclopedia.com/en/article/wheat/</ref> <ref>http://agron-www.agron.iastate.edu/Courses/agron212/readings/oat_wheat_history.htm</ref> |