1. Agroecosystems Research Group, Biodiversity Research Institute (IRBio), and Section of Botany and Mycology, Department of Evolutionary Biology, Ecology and Environmental Sciences, Faculty of Biology University of Barcelona Barcelona Spain
2. Council for Agricultural Research and Economics Research Centre for Agriculture and Environment (CREA‐AA) Rome Italy
3. Dipartimento di Scienze e Tecnologie Agro‐Alimentari (DISTAL) Alma Mater Studiorum Università di Bologna Bologna Italy
4. Department of Food Science Aarhus University Aarhus N Denmark
5. Department of Agrotechnology Estonian Crop Research Institute Jõgeva Estonia
6. Department of Jõgeva Plant Breeding Estonian Crop Research Institute Jõgeva Estonia
7. Council for Agricultural Research and Economics Research Centre for Agriculture and Environment (CREA‐AA) Bari Italy
8. Council for Agricultural Research and Economics Research Centre for Vegetable and Ornamental Crops (CREA‐OF) Monsapolo del Tronto Italy
9. Plant Sciences Unit Research Institute for Agriculture, Fisheries and Food Merelbeke Belgium
10. Research Group in Organic Agriculture Maison de la Bio Avignon France
11. Faculty of Agriculture and Life Sciences, Institute of Organic Agriculture University of Maribor Hoče Slovenia
12. Soil fertility and Water Protection Unit, Agriculture and Natural environment Department Walloon Agricultural Research Center (CRA‐W) Gembloux Belgium
13. INAGRO Rumbeke‐Beitem Belgium
14. Soil Fertility and Nutrient Management Research Group, Department of Environment Ghent University Ghent Belgium
15. Department of Arthropods Natural Sciences Museum of Barcelona Barcelona Spain