About the Authors
- Christine Hellmann
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* E-mail: christine.hellmann@uni-bielefeld.de
Affiliations Experimental and Systems Ecology, University of Bielefeld, Bielefeld, Germany, Ecosystem Physiology, University of Freiburg, Freiburg im Breisgau, Germany
- Christiane Werner
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Affiliation Ecosystem Physiology, University of Freiburg, Freiburg im Breisgau, Germany
- Jens Oldeland
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Affiliation Biodiversity, Evolution and Ecology of Plants, Biocentre Klein Flottbek and Botanical Garden, University of Hamburg, Hamburg, Germany
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: CW CH JO. Analyzed the data: CH JO. Wrote the paper: CH CW JO. Collected data: CH.