Supervisory authorities

CNRS

Our LABEX

Our Networks

Search




Visitors logged in: 20


Home > Directory

Ponsard Sergine

EVEC

PR2-HDR, UPS

Icone contact Email

Icone telephone 05 61 55 61 97

Thèmes de recherche

- Spéciation
- Relations plantes-insectes
- Relations hôtes-parasites

Recherches actuelles

Structuration génétique et mécanismes de spéciation au sein du genre Ostrinia (Lépidoptères), qui comprend deux ravageurs du maïs.
Structuration génétique, taxonomie et polymorphisme de virulence chez Macrocentrus cingulum (Hyménoptère Braconidae).

Parcours de recherche

1998 : Doctorat en Biologie des populations, Université Paris XI et INA -PG
1997-1999 : ATER, Université Paris 6 puis Paris XI
1999-2001 : Secrétaire et webmestre du SCOPE - Scientific Committee on Problems of the Environment
2000-2001 : Stage Post-doctoral à l’Université de Californie à Berkeley
2001- : Enseignant-chercheur à l’Université Toulouse III

Bibliographie

Articles

.pdf available upon request / .pdf disponible sur demande

  • Albignac, R. & S. Ponsard. 1995. Long-term survey of a population of Sifakas (Propithecus verreauxi coquereli) in Ankarafantsika forest (North-West Madagascar). Folia Primatologica 64 : 73 (résumé)
  • Ponsard, S. & M. Amlou. 1999. Effects of several preservation methods on the isotopic content of Drosophila samples. Comptes Rendus de l’Académie des Sciences 322 : 35-41.
  • Ponsard, S. & P. Averbuch. 1999. Should growing and adult animals fed on the same diet show different d15N values? Rapid Communications in Mass Spectrometry 13 : 1305-1310.
  • Ponsard, S. & R. Arditi. 2000. What can stable isotopes (d15N and d13C) tell about the food web of soil invertebrates? Ecology 81(3) : 852-864.
  • Ponsard, S., R. Arditi & C. Jost. 2000. Assessing top-down and bottom up control in the litter-based soil macro-invertebrate food chain. Oikos 89(3) : 524-540.
  • Ponsard, S. & R. Arditi. 2001. Detecting omnivory with d15N: Reply to Eggers&Jones. Trends in Ecology and Evolution 16(1) : 20.
  • Ponsard, S., Gutierrez, A. P. & N. J. Mills. 2002. Effect of Bt-toxin (Cry1Ac) in Transgenic Cotton on the Adult Longevity of Four Heteropteran Predators, Environmental Entomology 31(6) : 1197-1205.
  • Vanderklift, M. & S. Ponsard. 2003. Sources of variation in consumer-diet d15 enrichment: a meta-analysis, Oecologia 136: 169-182.
  • Ponsard, S, Devaud, JM & Tabacchi E. 2003. Biodiversité : les espèces tissent leurs réseaux. Pour la Science, 314: 122-126 (Numéro spécial "La Complexité - science du XXIème siècle")
  • Ponsard, S., Bethenod, M.-T. , Bontemps, A., Pelozuelo, L. , Souqual, M.-C. & Bourguet, D. 2004. Carbon stable isotopes: a tool for studying the mating, oviposition, and spatial distribution of races of the European corn borer (Ostrinia nubilalis Hübner, Lepidotera: Crambidae) among host plants in the field. Canadian Journal of Zoology 82(7): 1177-1185.
  • Bourguet, D. & Ponsard, S. 2004. Bt-resistance and population genetics of the European corn borer: implications for the management of Bt maize. Russian-French Crop Protection Workshop Population Ecology of Lepidopterous Pests (St. Petersburg - Pushkin, October 28, 2004). Pavlyushin, V. A. and Frolov, A. N. (eds.). Abstracts, p.9-15.
  • Bontemps, A., Bourguet, D., Pélozuelo, L., Bethenod, M.-T. & Ponsard, S. 2004. Managing the evolution of Bt resistance in natural populations of the European corn borer, Ostrinia nubilalis: host plant, host race and pherotype of adult males in aggregation sites. Proceedings of the Royal Society of London B, 271: 2179-2185.
  • Malausa, T., Bethenod, M.T., Bontemps, A., Bourguet, D., Cornuet, J.M. & Ponsard S. 2005. Assortative mating in sympatric host races of the european corn borer. Science, 308: 258-260.
  • Gutierrez, A.P. & Ponsard, S. 2006. A physiologically based demographic model of Bt cotton-pest interactions: I. Pink bollworm resistance, refuges and risk. Ecological Modelling 191(3-4): 346-359.
  • Gutierrez, A.P., Adamczyk, J.J. Jr., Ponsard, S. & C.K. Ellis. 2006. A physiologically based demographic model of Bt cotton-pest interactions: II. Bollworm-defoliator-natural enemy interactions. Ecological Modelling 191(3-4): 360-382.
  • Dalecky, A., Ponsard, S., Bailey, R. I., Pélissier, C. & Bourguet, D. 2006. Resistance Evolution of resistance to Bt Crops: Pre-dispersal Mating of European Corn Borers. Public Library of Science Biology 4(6): 1048-1057.
  • Leniaud, L., Audiot, P., Bourguet, D., Genestier, G., Frérot, B., Lee, S.F., Malausa, T., Le Pallec A.-H., Souqual, M.-C. & Ponsard, S. 2006. Genetic structure of European and Mediterranean maize borers on several wild and cultivated host plants. Entomologia Experimentalis et Applicata 120: 51-62.
  • Bailey, R I, Bourguet, D, Le Pallec, A-H, Ponsard, S. 2007. Dispersal behaviour of European corn borers in maize field borders. Journal of Applied Ecology 44: 385-394.
  • Frolov, A. N., Bourguet, D., Ponsard, S. 2007. Reconsidering the taxomony of several Ostrinia species in the light of reproductive isolation: a tale for E. Mayr. Biological Journal of the Linnean Society 91: 49-72.
  • Dalecky, A, Bourguet, D. & Ponsard, S. 2007. Lutte contre la résistance des insectes aux toxines « Bt » produites par les maïs transgéniques : la pyrale se disperse-t-elle assez pour la stratégie « Haute Dose/Refuge » ?. Cahiers de l’Agriculture 16(3): 171-176.
  • Malausa, T, Leniaud, L, Audiot, P, Martin, J-F, Bourguet, D, Ponsard, S, Lee, SF, Harisson, RG, Dopman, E. 2007. Molecular Differentiation at Nuclear Loci in French Host Races of the European Corn Borer (Ostrinia nubilalis) Genetics 176: 2343-2355.
  • Pélozuelo, L, Audiot, P, Bourguet, D, Meusnier, S & Ponsard, S. 2007. Assortative mating between pheromone races of the European corn borer: beyond assortative meeting. PLoS-One 6:e555.1-e555.10.
  • Malausa, T, Dalecky, A, Ponsard, S, Audiot, P, Streiff, R, Chaval, Y & Bourguet, D. 2007. Genetic structure and gene flow in French populations of two Ostrinia taxa: host races or sibling species? Molecular Ecology 16(20): 4210-4222.
  • Menozzi, P, Ouin, A, Achaleke, J, Coulon, M, Sarthou, J P, Ponsard, S. 2007. Using stable isotopes to trace origin and host plants of an African polyphagous pest and an European beneficial insect. Commun Agric Appl Biol Sci: 72(3): 375-80.
  • Malausa, T, Pélissié, B, Piveteau, V, Pélissier, C, Bourguet, D & Ponsard, S. 2008. Differences in oviposition behaviour of two sympatric sibling species of the Ostrinia genus. Bulletin of Entomological Research 98: 193-201.
  • Pélissié, B, Ponsard, S, Tokarev, Yu S, Audiot, Ph, Pélissier, C, Sabatier, R, Meusnier, S, Chaufaux, J, Délos, M, Campan, E, Malysh, J M, Frolov, A N, & Bourguet, D. 2010. Did the introduction of maize into Europe provide enemy-free space to O. nubilalis? – parasitism differences between two sibling species of the genus Ostrinia. Journal of Evolutionary Biology 23(2): 350-361.
  • Ouin, A, Menozzi, P, Coulon, M, Hamilton, AJ, Sarthou, J-P, Tsafack, N, Vialatte, A, Ponsard, S. 2011. Can deuterium stable isotope values be used to assign the geographic origin of an auxiliary hoverfly in South-western France. 2011. Rapid Communications in Mass Spectrometry 25(19): 2793-2798.
  • Clamens, A-L, Bernadou, A, Ponsard, S, Bourguet, D. 2011. Isolation and characterization of polymorphic microsatellites in Macrocentrus cingulum (Hymenoptera, Braconidae). Molecular Ecololgy Resources (in press).
  • Frolov, AN, Audiot, Ph, Bourguet, D, Kononchuk, AG, Malysh, J M, Ponsard, S, Streiff, R, Tokarev, YS. 2012. “From Russia with lobe”: genetic differentiation in trilobed uncus Ostrinia spp. follows food plant, not hairy legs. Heredity 108(2): 147-156.
  • Pélissié, B, Ponsard, S, Kergoat, GJ, & Bourguet, D. 2012. Phylogeny and population genetics of the Asian and European parasitoid Macrocentrus cingulum using mitochondrial and nuclear loci. Entomologia Experimentalis et Applicata 145: 1-14.
  • Alexandre, H, Ponsard, S, Bourguet, D, Vitalis, R, Audiot, P, Cros, S and Streiff, R. 2013. When history repeats itself: exploring the genetic architecture of host-plant adaptation in two closely related lepidopteran species. PLoS-ONE 8: e69211.
  • Havard, S, Pélissier, C, Ponsard, S, Campan, EDM. 2014. Suitability of three Ostrinia species as hosts for M. cingulum: a comparison of their encapsulation abilities. Insect Science 21: 93-102.
  • Bourguet, D, Ponsard, S, Streiff, R, Meusnier, S, Audiot, P, Li, J, Wang, Z-W. 2014. ‘Becoming a pest by becoming a species’ or how two maize pests of the genus Ostrinia possibly evolved through parallel ecological speciation events. Molecular Ecology 23: 325-342.
  • Campan, EDM, Havard, S, Sagouis, A, Pélissier, C, Muller, FJ, Villemant, C, Savriama, Y, Guéry, D, Hu, J, Ponsard, S. 2014. Acceptability and suitability of the European Ostrinia nubilalis Hübner for Macrocentrus cingulum Brischke from Asia and Europe. Biological Control 74: 13-20.
  • Li J, Coates, BS, Kim, KS, Bourguet, D, Ponsard, S, He, K, Wang, Z-Y. 2014. The genetic structure of Asian Corn Borer, Ostrinia furnacalis, populations in China: haplotype variance in Northern populations and potential impact on management of resistance to transgenic maize. Journal of Heredity 105: 642-655.
  • Gao, GZ, Ponsard, S, Lu, ZZ, Wang, P, Sharma, S (2016) Different thermal responses in two coexisting aphids may account for differences in their seasonal abundance in cotton fields. International Journal of Pest Management (in press)

Presse, émissions de radio et de télévisions
Ponsard, S. 2008. Interdire les OGM doit rester une décision politique. Libération – Toulouse, 23/01/2008.http://www.libetoulouse.fr/2007/2008/01/les-politiques.html

Hag, O. 2007. Résistance de la pyrale au maïs Bt. Radio Campus 94.