About the Authors

Dionys Forster

Affiliation International Division, Research Institute of Organic Agriculture (FiBL), Frick, Switzerland

Christian Andres

christian.andres@fibl.org

Affiliation International Division, Research Institute of Organic Agriculture (FiBL), Frick, Switzerland

Rajeev Verma

Affiliation Research Division, bioRe Association, Kasrawad, Madhya Pradesh, India

Christine Zundel

Affiliations International Division, Research Institute of Organic Agriculture (FiBL), Frick, Switzerland, Ecology Group, Federal Office for Agriculture (FOAG), Bern, Switzerland

Monika M. Messmer

Affiliation Soil Sciences Division, Research Institute of Organic Agriculture (FiBL), Frick, Switzerland

Paul Mäder

Affiliation Soil Sciences Division, Research Institute of Organic Agriculture (FiBL), Frick, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DF CZ PM. Performed the experiments: DF RV CZ. Analyzed the data: CA MM. Wrote the paper: CA DF MM PM CZ RV.