Corrigendum: Comparative Aerial and Ground Based High Throughput Phenotyping for the Genetic Dissection of NDVI as a Proxy for Drought Adaptive Traits in Durum Wheat - Condorelli, Giuseppe E.; Maccaferri, Marco; Newcomb, Maria; Andrade-Sanchez, Pedro; White, Jeffrey W.; French, Andrew N.; Sciara, Giuseppe; Ward, Rick; Tuberosa, Roberto (Frontiers in Plant Science, 2018)