bioRxiv preprint doi: https://doi.org/10.1101/2020.08.21.257881. this version posted August 23, 2020. The copyright holder for this preprint (which was not certified by peer review) is the author/funder. All rights reserved. No reuse allowed without permission. 1 Consistent variations in personality traits and their potential for genetic improvement in the 2 biocontrol agent Trichogramma evanescens 3 4 Silène Lartiguea,b,c, Myriam Yalaouib, Jean Belliardb, Claire Caravelb, Louise Jeandrozb, 5 Géraldine Groussierb, Vincent Calcagnob, Philippe Louâprec, François-Xavier Dechaume- 6 Moncharmontd, Thibaut Malausab and Jérôme Moreauc, e 7 8 a ENGREF AgroParisTech, Paris, France 9 10 b UMR Institut Sophia Agrobiotech, INRAE, UCA, CNRS, 06903 Sophia Antipolis, France 11 12 c UMR CNRS 6282 Biogéosciences, Université Bourgogne Franche-Comté, 6 Boulevard 13 Gabriel, 21000 Dijon, France 14 15 d Univ Lyon, Université Claude Bernard Lyon 1, CNRS, ENTPE, UMR 5023 LEHNA, 69622 16 Villeurbanne, France 17 18 e Centre d'Études Biologiques de Chizé, UMR 7372, CNRS & La Rochelle Université, 79360 19 Villiers-en-bois, France 20 21 * Corresponding author: S. Lartigue, UMR Institut Sophia Agrobiotech, INRAE, UCA, 22 CNRS, Sophia Antipolis, France. E-mail address:
[email protected] 1 bioRxiv preprint doi: https://doi.org/10.1101/2020.08.21.257881. this version posted August 23, 2020. The copyright holder for this preprint (which was not certified by peer review) is the author/funder. All rights reserved. No reuse allowed without permission. 23 Abstract 24 Improvements in the biological control of agricultural pests require improvements in the 25 phenotyping methods used by practitioners to select efficient biological control agent (BCA) 26 populations in industrial rearing or field conditions.