It was a staple there because people ate its thick, starchy roots and made the stems into a fiber called kohemp.
2.
It was long grown there for its edible, starchy roots and for a fiber, kohemp, made from its stems.
3.
However the earliest textile product discovered by far is the scraps of kohemp cloth excavated at the site of the Caoxie ( Straw Sandal ) Hill, Wuxian County, Jiangsu province that are more than 5700 years old, long before the Yellow Emperor period . talk ) 22 : 41, 7 September 2016 ( UTC)
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