1. Weed Science Department University of Hohenheim Stuttgart Germany
2. Centre for Automation and Robotics CSIC‐UPM Madrid Spain
3. Department of Agroecology and Biometeorology Faculty of Agrobiology, Food and Natural Resources Czech University of Life Sciences Prague Czech Republic
4. Department of Plant and Environmental Sciences Faculty of Science University of Copenhagen Frederiksberg C Denmark
5. Instituto de Ciencias Agrarias CSIC Madrid Spain