Duplicate title to
van der Velde, M., Folberth, C. 
ORCID: https://orcid.org/0000-0002-6738-5238, Balkovic, J. ORCID: https://orcid.org/0000-0003-2955-4931, Ciais, P., Fritz, S. ORCID: https://orcid.org/0000-0003-0420-8549, Janssens, I.A., Obersteiner, M. ORCID: https://orcid.org/0000-0001-6981-2769, See, L. ORCID: https://orcid.org/0000-0002-2665-7065, Skalsky, R. ORCID: https://orcid.org/0000-0002-0983-6897, Xiong, W., & Penuelas, J.
(2014).
African crop yield reductions due to increasingly unbalanced Nitrogen and Phosphorus consumption.
Geophysical Research Abstracts, 16:EGU2014-1209