Affiliation: | 1. International Center for Tropical Agriculture (CIAT), Land Use, AA 6713, CIAT, Cali, Valle del Cauca, Colombia;2. International Food Policy Research Institute (IFPRI), 2033 K Street, NW, Washington, DC 20006, USA;3. Generation Challenge Programme (GCP), International Maize and Wheat Improvement Center (CIMMYT), Apdo Postal 6-641, México 06600, DF, México;4. International Maize and Wheat Improvement Center (CIMMYT), Apdo Postal 6-641, México 06600, DF, México |