Laurent Bergès

Engineer Researcher in Forest Ecology

Skill area

Supervision

Thesis and post-doctorate

  • Pellissier, V., 2008-2009 (Post-doctoral researcher for 18 months). Large scale influence of current and past surrounding landscape on the floristic biodiversity in forests (CORYLUS Project).
  • Avon, C., 2006-2010. Influences of the current landscape mosaic composition and structure on floristic diversity in forests. PhD thesis from the University of Orléans, specialisation in Ecology, 279 p.
  • Bonneil, P., 2001-2005. Diversity and structure of nocturnal Lepidoptera communities in lowland oak groves in a context of conversion to regular coppices. PhD thesis from the National Museum of Natural History, "Ecology" specialty, Paris, 256 p.

Master’s and Engineering Programmes

  • Legrand, C., 2006. Developing sturdy tools to estimate mineral wealth of the soil using the indicating value of the forestry flora. Master's 2nd Year Research into Land Ecosystems and Human Actions, University of Orléans. 29 p.
  • Avon, C., 2005. Influence of the composition and structure of openings in the surrounding landscape on the floristic diversity of oak groves in the Brie region. Master's 2nd Year Research into Land Ecosystems and Human Actions, University of Orléans, 33 p.
  • Thuault, F., 2003. Short term, micro-habitat scale response from floristic biodiversity in windfalls in the Brie Francilienne region (department 77). Long term training programme report in 2nd year of INA-PG (National Institute of Agronomy - Paris-Grignon), CEMAGREF, Nogent-sur-Vernisson, 93 p.
  • Chevalier, R., 2003. Oak sylviculture and specific plant biodiversity. Study of a forest in the process of turning into a regular coppice: the Montargis State Forest (department 45). Dissertation for Diploma from EPHE (prestigious research and education institute) - Life and Earth Sciences Section, Paris. 142 p.
  • Barascud, Y., 2000. Influence of current and past management of beech and fir-spruce populations on plant diversity on the Aigoualm massif (Cévennes National Park). Environment engineering placement report. CEMAGREF, Nogent-sur-Vernisson, 44


 

Ongoing and past projects

Projects in progress

  • FORGECO: “From diagnosis to action: towards integrated and feasible management of forestry ecosystems within territories” (Systerra National Research Agency)
  • DISTRAFOR "Biodiversity dispersion and persistence in the forestry belt" (AO BGF Gip Ecofor (Biodiversity and Forestry Management - Forest Ecosystems public interest group) MEDDTL (Ministry of Ecology, Sustainable Development, Transport and Housing))
  • ALTERBIO PACA "Land and biodiversity management in the PACA region" (Call for Finalised Research Projects in the Provence-Alps-Côte d'Azur region)

Completed projects

Topic 1

  • CORYLUS: Influences of the composition and structure of forestry masses on biodiversity (Forest Ecosystems Public Interest Group)
  • Influences of the current landscape mosaic composition and structure on floristic diversity in forests (Thesis by C. Avon)
  • Ecological roles of forestry routes in floristic biodiversity conservation in forests (Project no.25 of the CEMAGREF-MEDDTL DEB framework agreement)

Topic 2

  • Evaluation of forestry biodiversity in Brie: influence of the type of population (Forest Ecosystems Public Interest Group)
  • Substitution of flora: temporary monitoring of tests on different methods of herbicide treatments (Ministry of Agriculture, General Direction for Forest and Rural Affairs)
  • Plant diversity and forestry management in protected spaces – Mont Aigoual, Cévennes National Park (Forest Ecosystems Public Interest Group)
  • Forestry management and biodiversity: awareness for preservation – bibliographic summary (Forest Ecosystems Public Interest Group)
  • Influence of the oak sylviculture in lowland state forests on the biodiversity of the flora: case of the Montargis state forest (Ecole Pratique des Hautes Etudes, R. Chevalier)
  • Biodiversity response to windfall in the Brie region: interaction with the type of exploitation and the size of the windfall (Forest Ecosystems Public Interest Group)
  • Diversity and structure of nocturnal Lepidoptera communities in lowland oak groves in a context of conversion to regular coppices (Thesis by P. Bonneil)
  • Comparison of biodiversity between managed and unmanaged forests: meta-analysis approach (Alter-net)
  • Multi-site experimentation on the resistance and resilience of forestry and prairie vegetation to disturbance by trampling (Alter-net)
  • Floristic biodiversity under very high voltage lines in the Loiret region (RTE)

Topic 3

  • Techniques for sampling vegetation to monitor and characterise biodiversity: tests on methods for the attention of administrators (Ministry of Agriculture, General Direction for Forest and Rural Affairs)
  • Tools for measuring floristic diversity in oak groves to be able to monitor them over time on a forestry massif scale (French Institute of Biodiversity)

Topic 4

  • Ecological behaviour of plant species depending on climate and soil in France (Ademe - French Environment and Energy Management Agency)
  • Developing sturdy tools to estimate mineral wealth and mineral nitrogen production of the soil using the indicating value of the flora, the forms of humus and the microfauna (Forest Ecosystems Public Interest Group).
  • Forestry population sensitivity to wind damage: joint station and structure influences on the resistance of different forestry species: appraisal following storms in December 1999


 

Publications

Scientific articles

  • Mérian, P., Bontemps, J.D., Bergès, L., Lebourgeois, F., 2011. Spatial variation and temporal instability in climate-growth relationships of sessile oak (Quercus petraea [Matt.] Liebl.) under temperate conditions. Plant Ecology, 212, p. 1855-1871
  • Bernhardt-Römermann, M., Gray, A., Vanbergen, A.J., Bergès, L., Bohner, A., Brooker, R.W., De Bruyn, L., De Cinti, B., Dirnböck, T., Grandin, U., Hester, A.J., Kanka, R., Klotz, S., Loucougaray, G., Lundin, L., Matteucci, G., Mészáros, I., Oláh, V., Preda, E., Prévosto, B., Pykälä, J., Schmidt, W., Taylor, M.E., Vadineanu, A., Waldmann, T., Stadler, J., 2011. Functional traits and local environment predict vegetation responses to disturbance: a pan-European multi-site experiment. Journal of Ecology, 99, 3, p. 777-787
  • Avon, C., Bergès, L., Dumas, Y., Dupouey, J.L., 2010. Does the effect of forest roads extend a few meters or more into adjacent forest? A study on understory plant diversity in managed oak stands. Forest Ecology and Management, 259, 8, p. 1546-1555
  • Bergès, L., Balandier, P., 2010. Revisiting the use of soil water budget assessment to predict site productivity of sessile oak (Quercus petraea Liebl.) in the perspective of climate change. European Journal of Forest Research, 129, 2, p. 199-208
  • Paillet, Y., Bergès, L., Hjälten, J., Odor, P., Avon, C., Bernhardt-Römermann, M., Bijlsma, R.J., De Bruyn, L., Fuhr, M., Grandin, U., Kanka, R., Lundin, L., Luque, S., Magura, T., Matesanz, S., Meszaros, I., Sebastia, M.T., Schmidt, W., Standovar, T., Tóthmeresz, B., Uotila, A., Valladares, F., Vellak, K., Virtanen, R., 2010. Compromises in data selection in a meta-analysis of biodiversity in managed and unmanaged forests: response to Halme et al. Conservation Biology, 24, 4, p. 1157-1160
  • Paillet, Y., Bergès, L., Hjälten, J., Odor, P., Avon, C., Bernhardt-Römermann, M., Bijlsma, R.J., De Bruyn, L., Fuhr, M., Grandin, U., Kanka, R., Lundin, L., Luque, S., Magura, T., Matesanz, S., Meszaros, I., Sebastia, M.T., Schmidt, W., Standovar, T., Tóthmeresz, B., Uotila, A., Valladares, F., Vellak, K., Virtanen R., 2010. Biodiversity differences between managed and unmanaged forests: meta-analysis of species richness in Europe. Conservation Biology, 24, 1, p. 101-112
  • Barbier, S., Chevalier, R., Loussot, P., Bergès, L., Gosselin, F., 2009. Improving biodiversity indicators of sustainable forest management: Tree genus abundance rather than tree genus richness and dominance for understory vegetation in French lowland oak hornbeam forests. Forest Ecology and Management, 258S, p. 176-186
  • Archaux, F., Bergès, L., 2008. Optimising vegetation monitoring. A case study in French lowland forests. Environmental Monitoring and Assessment, 141, p. 19-25
  • Bergès, L., Nepveu, G., Franc, A., 2008. Effects of ecological factors on radial growth and wood density components of sessile oak (Quercus petraea Liebl.) in northern France. Forest Ecology and Management, 255, 3-4, p. 567-579
  • Archaux, F., Bergès, L., Chevalier, R., 2007. Are plant censuses carried out on small quadrats more reliable than on larger ones? Plant Ecology, 188, p. 179-190
  • Bergès, L., Gégout, J.C., Franc A., 2006. Can understory vegetation accurately predict site index? A comparative study using floristic and abiotic indices in sessile oak (Quercus petraea Liebl.) stands in northern France. Annals of Forest Science, 63, 1, p. 31-42
  • Archaux, F., Gosselin, F., Bergès, L., Chevalier, R. 2006. Effects of sampling time, quadrat richness and observer on exhaustiveness of plant censuses. Journal of Vegetation Science, 17, p. 299-306
  • Bergès, L., Chevalier, R., Dumas, Y., Franc, A., Gilbert, J.M., 2005. Sessile oak (Quercus petraea Liebl.) site index variations in relation to climate, topography and soil in even-aged high-forest stands in northern France. Annals of Forest Science, 62, 5, p. 391-402
  • Bergès, L., Dupouey, J.L., Franc A., 2000. Long-term changes in wood density and radial growth of Quercus petraea Liebl. in northern France since the middle of the nineteenth century. Trees-Structure and Function, 14, 7, p. 398-408
  • Dupouey, J.L., Pignard, G., Badeau, V., Thimonier, A., Dhôte, J.F., Nepveu, G., Bergès, L., Augusto, L., Belkacem, S., Nys, C., 1999. Carbon stores and fluxes in French forests. Comptes Rendus de l'Académie d'Agriculture de France, 85, p. 293-310.

Chapters in books

  • Paillet, Y., Bergès, L., 2010. Naturalité des forêts et biodiversité : une comparaison par méta-analyse de la richesse spécifique des forêts exploitées et non exploitées en Europe : chap. 4. In Vallauri, D., André, J., Génot, J.C., De Palma, J.P., Eynard Machet, R. (Ed.), Biodiversité, naturalité, humanité - Pour inspirer la gestion des forêts, Tec et Doc Lavoisier, Paris, p. 41-49.
  • Bouget, C., Gosselin, M., Gosselin, F., Bergès, L., 2009. Conséquences de l'augmentation des prélèvements de biomasse ligneuse pour la biodiversité forestière : chap. 7. In Landmann, G., Gosselin, F., Bonhême, I. (Ed.), Bio2 - Biomasse et Biodiversité Forestière - Augmentation de l'utilisation de la biomasse forestière : implications pour la biodiversité et les ressources naturelles, GIP Ecofor, Paris, p. 73-87.
  • Bergès, L., 2004. The effects of felling regime and silvicultural treatments on forest species with different life history traits: state of the art and management implications. In Andersson F., Birot Y. et Päivinen R. (Eds), Towards the sustainable use of Europe's forests - Forest ecosystem and landscape research: scientific challenges and opportunities. European Forest Institute, p. 221-236.
  • Gosselin, M., Laroussinie, O., Gosselin, F., Bergès, L., 2004. Biodiversité et gestion forestière : pour une interaction croissante entre gestion et recherche. In Gosselin, M., Laroussinie, O. (Eds), Gestion Forestière et Biodiversité : connaître pour préserver - synthèse bibliographique. Cemagref Editions, Antony, p. 41-56.
  • Bergès, L., 2004. Rôle des coupes, de la stratification verticale et du mode de traitement sur la biodiversité. In Gosselin M., Laroussinie, O. (Eds), Gestion Forestière et Biodiversité : connaître pour préserver - synthèse bibliographique. Cemagref Editions, Antony, p. 149-215.
  • Bergès, L., Chevalier R., 2001. Les exigences écologiques des mélèzes. In Riou-Nivert P. (Eds), Le mélèze. IDF, Paris, p. 52-59.

Technical peer review journals

  • Dauffy-Richard, E., Bergès, L., Bonneil, P., Chevalier, R., Gosselin, F., 2010. Conversion de chênaies en futaie régulière : quel impact sur la biodiversité ? Illustration en forêt domaniale de Montargis. Rendez-vous techniques ONF, 5 hors série, p. 36-44.
  • Bergès, L., Roche, P., Avon, C., 2010. Corridors écologiques et conservation de la biodiversité, intérêts et limites pour la mise en place de la Trame verte et bleue. Sciences Eaux et Territoires, 3, p. 34-39.
  • Gosselin, F., Bergès, L., Bouget, C., Perdereau, E., Thuault, F., Dumas, Y., Goujon, G., Moliard, C., Legoff, G., 2008. Réponse de la biodiversité aux chablis en Brie: influence de l'exploitation et de la taille des trouées. Forêt Entreprise, 183, p. 28-32.
  • Bergès, L., 2007. Le rôle des coupes et du mode de traitement sur la biodiversité. Rendez-vous techniques ONF, 16, p. 37-42.
  • Gosselin, M., Gosselin, F., Bergès, L., 2003. Le point de vue du scientifique. Dossier "Des indicateurs fiables pour une gestion forestière durable". Forêt Entreprise, 150, p. 37-39.
  • Bergès, L., Gosselin M., Gosselin F., Dumas Y., Laroussinie O., 2002. Prise en compte de la biodiversité dans la gestion forestière : éléments de méthode. Ingénieries - EAT, n° spécial, p. 45-55.
  • Chevalier, R., Gosselin, M., Bergès, L., 2001. Suivis de végétation : vers une méthode simple et efficace. Revue Forestière Française, 53, n° spécial, p. 373-375.
  • Chevalier, R., Bergès, L., Gilbert, J.M., Gosselin, F., 2001. Station forestière et végétation spontanée d'accompagnement : perspectives pour la diversification des jeunes pineraies de l'Orléanais. Revue Forestière Française, 53, 2, p. 151-170.
  • Dhôte, J.F., Dupouey, J.L., Bergès, L., 2000. Modifications à long terme, déjà constatées, de la productivité des forêts françaises. Revue forestière française, 52, n° spécial, p. 37-48.
  • Dupouey, J.L., Pignard, G., Badeau, V., Thimonier, A., Dhôte, J.F., Nepveu, G., Bergès, L., Augusto, L., Belkacem, S., Nys, C., 2000. Stocks et flux de carbone dans les forêts françaises. Revue forestière française, 52, n° spécial, p. 139-154.
  • Bergès, L., 2000. Sensibilité des peuplements forestiers face aux dégâts du vent : influences conjointes de la station et de la structure sur la résistance de diverses essences forestières. Dossier de l'Environnement de l'INRA, 20, p. 140-152.

Irstea
UR EMAX
CS 40061
13182 Aix-en-Provence Cedex 5

laurent.berges@irstea.fr
+33 (0)4 42 66 99 23
+33 (0)4 42 66 99 06