In Latest Mash-Up, China Puts Spotlight on Spuds

When it comes to the potato, Feng Xiaoyan gets rhapsodic. “Potatoes are tasty, the flavor is fresh. The more you eat them, the more they’re on your mind,” Ms. Feng has crooned on Chinese television. She has commissioned several songs extolling the potato, including “Potato, Potato, Potato” and “Our Potato, Little Round Potato.”