Author(s): Schlenker, Wolfram; Roberts, Michael J.
Abstract: The United States produces 41% of the world's corn and 38% of the world's soybeans. These crops comprise two of the four largest sources of caloric energy produced and are thus critical for…Pp: 15594-15598Publication: Proceedings of the National Academy of SciencesbrPublished: 2009Published date: 2009/09/15Vol: 106Issue: 37DOI: 10.1073/pnas.0906865106URL: http://www.pnas.org/content/106/37/15594Publication: Proceedings of the National Academy of Sciences