About the Authors

Geo Coppens d'Eeckenbrugge

geo.coppens@cirad.fr

Affiliation CIRAD, UMR 5175 CEFE, Campus du CNRS, Montpellier, France

Jean-Marc Lacape

Affiliation CIRAD, UMR AGAP, Montpellier, France

Competing Interests

The authors confirm that co-author Jean-Marc Lacape is a PLOS ONE Editorial Board member, and that this does not alter his adherence to PLOS ONE Editorial policies and criteria.

Author Contributions

Conceived and designed the experiments: GCE JML. Performed the experiments: GCE JML. Analyzed the data: GCE JML. Contributed to the writing of the manuscript: GCE JML.