1. CSIC,Environmental Remote Sensing and Spectroscopy Laboratory (SpecLab),Madrid,Spain,28037
2. European Commission (EC),Joint Research Centre (JRC),Ispra,Italy,21027
3. Research Council—Institute of BioEconomy (CNR-IBE),Sesto Fiorentino,Italy,50019
4. Instituto Tecnológico Agrario de Castilla y León,Valladolid,Spain,47071
5. National Institute for Agriculture and Food Research and Technology (INIA),CSIC,Department of Environment and Agronomy,Madrid,Spain,28040
6. Universidad Politécnica de Madrid,CEIGRAM,Department of Agricultural Production,Madrid,Spain,28040