Dr. Pierre Mariotte
Agroscope - Site Changins
Grazing Systems Group
Route de Duillier 50 - CP 1012
06/2019- present: Deputy Head - Grazing Systems Group - Agroscope Site Posieux, Posieux, Switzerland.
08/2016-05/2019: Postdoctoral Researcher - Interactive effects of altitude and management on resistance and resilience of permanent grasslands to drought: combining agronomic, functional and ecophysiological approaches (GrassAlt project) - Laboratory of Ecological Systems (ECOS), EPFL & WSL, Lausanne, Switzerland.
Collaborator: Prof. Alexandre Buttler
04/2016-07/2016: Postdoctoral Fellowship (Swiss NSF) - Return Phase in Switzerland. Amount: 34'454 CHF
Collaborators: Prof. Alexandre Buttler and Ass. Prof. Feike Dijkstra
10/2014-03/2016: Postdoctoral Fellowship (Swiss NSF) - Climate change impacts on soil N:P stoichiometry and consequent feedbacks on plant-microbe interactions in Australian grasslands - The University of Sydney, Centre for Carbon, Food and Water, Camden campus, Sydney, Australia. Amount: 95'250 CHF.
Collaborators: Ass. Prof. Feike Dijkstra and Prof. Mark Adams
03/2013-09/2014: Postdoctoral Fellowship (Swiss NSF) - Plant-soil feedbacks and plant invasion in californian grasslands - Department of Environmental Science, Policy and Management, University of California, Berkeley, USA. Amount: 93'700 USD.
Collaborator: Prof. Katharine Suding
06/2008-06/2012: PhD Research - Effects of subordinate plant species on plant and soil community structure and ecosystem functioning (SubFunc project) - Laboratory of Ecological Systems (ECOS), EPFL & WSL, Lausanne, Switzerland.
Supervisor: Prof. Alexandre Buttler; Examiners: Prof. Richard Bardgett (UK), Prof. Wim van der Putten (NL), Prof. Ansgar Kahmen (CH).
2008: M.s.c year 2 project - Pseudomonas aeruginosa: opportunistic and pathogenic bacteria - Laboratory of Hospital Hygiene, CHU Jean Minjoz, Besançon, France - 6 months.
Supervisor: Prof. Xavier Bertrand
2007: M.s.c year 1 project - Effects of temporary high-perched water table on root system morphology of Quercus robur. Evaluation of a planting method on raised hillock - Laboratory of Chrono-Environment, University of Franche-Comté, Besançon, France - 4 months.
Supervisor: Dr. Eric Lucot
Knowledge domain: above and belowground interactions, plant-soil feedback effects, community ecology, climate and land-use changes, ecosystem functioning, mycorrhizas, soil microbial communities, C:N:P stoichiometry, isotope labelling, nutrient cycling.
Field experience: leaves and root traits, plant surveys, stem counting, biomass sorting by species, root collecting, soil respiration, litter decomposition, removal and drought experiment, isotopes (13C, 15N, 32P), soil nutrient cycling analysis.
Measuring devices: Licor 8100A/Licor 6400XT Automated Soil CO2 flux system, EGM-4 Environmental Gas Monitor, CIRAS-2 Leaf Gas exchange, mini-containers system of litter decomposition, Autoanalyser SmartChem140 (dissolved inorganic nitrogen).
Microbial analysis: T-RFLP, PLFA, PFGE, root mycorrhizal colonization.
Computing: R (GLM, LME, PCA-RDA-MFA, Meta-analysis, SEM lavaan), IT manager (4 years, ECOS lab, CH), website and editing (WordPress, Webs, IMovie, Inkscape), Journal of Ecology blog editor.
Languages: English and French.
Organization of conference
Organization of conference
Member of organizing commitee
7th Conference of Plant community Ecology (ECOVEG 7)
30th March - 1st April 2011, Ecole Polytechnique Fédérale de Lausanne
Session organizer: Plant-soil feedbacks: bridging natural and agricultural sciences
5th International EcoSummit (EcoSummit2016)
29th August - 1st September 2016, Le Corum
Session organiser: Plant-soil-microbe interactions in multi-species grasslands
EGF-Eucarpia 2019 Joint Symposium
24-27th June, ETHZ
May 2017, 2018, 2019 – Second Hand Construction (Co-organiser): Bachelor project for EPFL engineers and architects – Reusing construction materials in architectural projects – 1 week (Smart Living Lab, Blue Hall, Fribourg) – 58 hours.
Spring 2017, 2018, 2019 – General Ecology (Course organiser and teacher): Functional ecology, plant and soil community ecology, climate and land-use change impacts, urban ecology – Bachelor 2nd year – 31 hours.
Spring 2012 – General Ecology (Teacher): Biodiversity, species coexistence, biotic interactions, ecosystem functioning, conservation policy – Bachelor 2nd year – 15 hours.
Renan Hollunder (PhD, Federal University of Rio de Janeiro, Brazil, 2018-2021, Co-supervisor), Mia Svensk (PhD, University of Bern, Switzerland, 2019-2023), Amarante Vitra (PhD, EPFL-WSL, Switzerland, 2015-2019, Co-supervisor), Lucas Freund (Msc., EPFL, Switzerland, 2017-2018), Alberto Canarini (PhD, University of Sydney, Australia, 2016), Mathilde Cassani (Msc., EPFL, Switzerland, 2015-2016), Janina Milkereit (Msc. University of Aberdeen, United Kingdom, 2011), Katrijn Sabbe (Msc. KHKempen, Belgium, 2010-2011), Claire Meugnier (Msc. BGS, University of Neuchatel, Switzerland, 2009-2010), Michaël Vanbriel (Msc. KHKempen, Belgium, 2009-2010), Ruben Vangeel (Msc. KHKempen, Belgium, 2009-2010), Stéphanie Pilet (Msc. SIE, EPFL, Switzerland, 2008-2009).
- Member of the British Ecological Society Equality & Diversity Working Group (2015-2019)
- Associate Editor of Journal of Ecology (Blog editor from Oct 2015 to Dec 2020)
- Associate Editor of Ecology & Evolution (Since Jan 2017)
- Reviewer for Ecology Letters, New Phytologist, Functional Ecology, Journal of Ecology, Journal of Applied Ecology, Nature Scientific Reports, Ecosystems, Biogeosciences, Oecologia, Journal of Plant Nutrition and Soil Science, PlosOne, Basic and Applied Ecology, Journal of Vegetation Science, Plant and Soil, Ecology and Evolution, Wetlands Ecology and Management.