About the Authors

Gérald Bermond

gerald.bermond@sophia.inra.fr

Affiliations INRA, UMR 1355 Institute Sophia Agrobiotech, Equipe "Biologie des Populations Introduites", Sophia Antipolis, France, Université de Nice Sophia Antipolis, UMR Institute Sophia Agrobiotech, Equipe "Biologie des Populations Introduites", Sophia Antipolis, France, CNRS, UMR 7254 Institute Sophia Agrobiotech, Equipe "Biologie des Populations Introduites", Sophia Antipolis, France

Marc Ciosi

Affiliations Institute III, University of Glasgow, Glasgow Biomedical Research Centre, Glasgow, United Kingdom, MBB Unit, International Centre of Insect Physiology and Ecology, Nairobi, Kenya

Eric Lombaert

Affiliations INRA, UMR 1355 Institute Sophia Agrobiotech, Equipe "Biologie des Populations Introduites", Sophia Antipolis, France, Université de Nice Sophia Antipolis, UMR Institute Sophia Agrobiotech, Equipe "Biologie des Populations Introduites", Sophia Antipolis, France, CNRS, UMR 7254 Institute Sophia Agrobiotech, Equipe "Biologie des Populations Introduites", Sophia Antipolis, France

Aurélie Blin

Affiliations INRA, UMR 1355 Institute Sophia Agrobiotech, Equipe "Biologie des Populations Introduites", Sophia Antipolis, France, Université de Nice Sophia Antipolis, UMR Institute Sophia Agrobiotech, Equipe "Biologie des Populations Introduites", Sophia Antipolis, France, CNRS, UMR 7254 Institute Sophia Agrobiotech, Equipe "Biologie des Populations Introduites", Sophia Antipolis, France

Marco Boriani

Affiliation Servizio fitosanitario regionale, Regione Lombardia, Milano, Italy

Lorenzo Furlan

Affiliation Veneto Agricoltura, Legnaro, Italy

Stefan Toepfer

Affiliation CABI Europe_Switzerland, c/o Plant Protection Directorate, Hodmezovasarhely, Hungary

Thomas Guillemaud

Affiliations INRA, UMR 1355 Institute Sophia Agrobiotech, Equipe "Biologie des Populations Introduites", Sophia Antipolis, France, Université de Nice Sophia Antipolis, UMR Institute Sophia Agrobiotech, Equipe "Biologie des Populations Introduites", Sophia Antipolis, France, CNRS, UMR 7254 Institute Sophia Agrobiotech, Equipe "Biologie des Populations Introduites", Sophia Antipolis, France

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GB MC TG MB LF ST. Performed the experiments: GB AB. Analyzed the data: GB MC EL TG. Wrote the paper: GB MC EL AB MB LF ST TG. Performed the sampling: MB LF ST.