AdvertisementSome U.S. Farms Trade Tobacco For A Taste Of Africa05:00Download AudioResumeAugust 31, 2011April FultonfacebookEmailA Liberian immigrant picks African peppers on the Bowling family farm in Charles County, Md. It's one of a handful of farms experimenting with growing African produce to cater to the D.C. region's large African immigrant community. (NPR)