About the Authors

Roy M. Francis

royfrancis.mathew@agrsci.dk

Affiliation Department of Agroecology, Science and Technology, Aarhus University, Slagelse, Denmark

Steen L. Nielsen

Affiliation Department of Agroecology, Science and Technology, Aarhus University, Slagelse, Denmark

Per Kryger

Affiliation Department of Agroecology, Science and Technology, Aarhus University, Slagelse, Denmark

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PK SLN. Performed the experiments: RMF. Analyzed the data: PK RMF. Contributed reagents/materials/analysis tools: RMF. Wrote the paper: RMF PK.