Here's a link!: http://www.ces.ncsu.edu/depts/hort/hil/hil-23-a.html what is labelled "yam"in the U.S. (usually orange and high in beta-carotene) is actually a variety of the sweet potato, not the more starchy and dry "yam" originating in africa.
Answered 3/3/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
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