Secrets of nutritious corn breed that withstands rigors of handling

ScienceDaily (2010-07-06) -- Researchers have discovered the basis for what makes corn kernels hard, a quality that allows corn to be easily harvested, stored and transported. The findings could lead to better hybrids and increase the supply for people in developing countries who rely on it as a nutritional staple. The study examines "quality protein maize," or QPM, which has key protein ingredients and a hard-shelled kernel.