A farmer picks his maize, in Qunu, South Africa, June 12, 2013 (AP photo by Schalk van Zuydam).

Editor’s Note: This article is part of an ongoing series on food security around the world. African countries have long maintained some of the strictest regulations on genetically modified agriculture, with only four out of 47 countries across the continent allowing the planting of any genetically modified crops. Some countries, including Kenya and Nigeria, are mulling looser restrictions on imports and cultivation of genetically modified organisms, or GMOs, but those moves will have limited significance for food security, says Robert Paarlberg, an adjunct professor of public policy at Harvard University who specializes in global food and agricultural policy. In an […]