1. a M3‐BIORES , Katholieke Universiteit Leuven , Celestijnenlaan 200 E, BE‐3001 Leuven , Belgium
2. b CSIR Natural Resources and the Environment , Ecosystems—Earth Observation , PO Box 395, Pretoria , 0001 , South Africa
3. c Crop Bio‐engineering , Katholieke Universiteit Leuven , W. de Croylaan 42, BE‐3001 Heverlee , Belgium