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Working Paper Weather risk: how does it change the yield benefits of nitrogen fertilizer and improved maize varieties in sub-Saharan Africa? author(s) Hurley, T - Koo, J - Fantaye, K. T from International Maize and Wheat Improvement Center (CIMMYT) permalink open published in 2016 themes Youth citation Hurley, T; Koo, J; Fantaye, K. T, 'Weather risk: how does it change the yield benefits of nitrogen fertilizer and improved maize varieties in sub-Saharan Africa?', International Food Policy Research Institute (IFPRI), 2016 Publications and datasets provided via GARDIAN Open original