Helga Willer FiBL Researcher and editor at the Research Institute of Organic Agriculture. Dissemination activities in several European Union projects and annual data collection on organic agriculture world-wide (statistisc.fibl.org). Helga WillerFiBLSwitzerlandhelga.willer@fibl.orghttps://www.fibl.org/en/about-us/team/willer-helga-en.html List of contributions List of Legume viewpoints
