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Last update: May 2021

Menu Logo Principal AgroParisTech université Paris-Saclay

Welcome to ECOSYS

UMR ECOSYS - Ecologie fonctionnelle et écotoxicologie des agroécosystèmes


Directeur de Recherche INRA

Pierre Benoit
© Pierre Benoit
Directeur de Recherche : Physico-chimie, pesticides, couplages des processus

Corps :


Equipe :


Année d'arrivée à l'INRAE :


Formation :

Pédologie, Chimie de l’environnement

Thèse sur la formation de résidus liés de pesticides

HDR sur les Interactions Matières Organiques des Sols & Pesticides :

Caractérisation et Conséquences Agronomiques et Environnementales

Fonction principale et transversale, responsabilités :

Chercheur, Animateur GOS 3 département AgroEcoSystem

Ce que je fais : 

Ecodynamique des contaminants organiques du sol : biodisponibilité et transfert dans les sols ; Approches In Sillico

Evaluation des impacts environnementaux de différentes pratiques agricoles et d’aménagements paysagers

Techniques, instruments, méthodes et dispositifs utilisés :

Radiochimie – Plateau 14C, analyses chromatographiques, expérimentation et modélisation, aller-retour labo-terrain

En dehors du travail (centres d’intérêt):

Musique (guitare), sport (vélo, volley, badminton), potager, ciné, lecture

Activité Syndicale :

SUD Recherche EPST - anciennement élu à la CAPN CR, participation au niveau local (Grignon) et parfois national (observateur syndical au Conseil Scientifique INRAE)


Education and Background

1989, Engineering degree in Agronomy , Institut National Agronomique Paris-Grignon, France

1989, Master of Soil Science, DEA National de Pédologie, France

1994, Doctor in Agronomical Sciences, Institut National Agronomique Paris-Grignon, France

2008, HDR University Pierre et Marie Curie, Paris VI


1990-1991, Internship at EAWAG, Dübendorf, Switzerland

1991-1994, PhD student at INRA Grignon, Soil Science Laboratory, France

1997-1998, Post-Doc at Pacific Forestry Centre, Victoria, B.C., Canada

1995-2000 Research Scientist at INRA, Soil Science Laboratory, Grignon, France

2000- Research Scientist at INRA, UMR EGC, Grignon, France

Research interests

  • Physicochemical and biological aspects of the interactions between soil organic matter and organic pollutants
  • Interactions between sorption and biodegradation of organic contaminants in soil and the consequences on (bio)availability
  • Coupling bio-physichochemical processes and pesticide transport in soil and water.
  • Evaluating management practices and their impacts on water quality : organic waste recycling in agricultural soils, soil tillage, grassed buffer strips.

Current and recently completed projects

2004-2007 : Projet ECCO-ECODYN (INSU-FNS) : Hétérogénéités spatiales générées par l'enfouissement de produits résiduaires organiques à l'échelle du profil cultural : description et modélisation de leurs impacts sur la dynamique des micropolluants organiques et minéraux. Coord. P. Benoit

2009-2010 : Projet innovant INRA, département Environnement & Agronomie : Typologie des contaminants organiques. Coord. P. Benoit

2009-2010 Projet CASDAR, Dynamique des pesticides en systèmes très simplifiés sur réseau d’exploitations du Sud-Ouest. Coord. L. Alletto, UMR AGIR INRA-EIP Purpan

2009-2013 : 7th PCRD, Projet GENESIS- Groundwater and Dependent Ecosystems: New Scientific and Technical Basis for Assessing Climate Change and Land-use Impacts on Groundwater Systems. Large Integrated Project. Coord. : Bjorn Klöve, Bioforsk, Norway.

2009-2011 ANR SYSTERRA, Projet PEPITES : Processus Ecologiques et Processus d’Innovation Technique Et Sociale en agriculture de conservation. Coord. S. De Tourdonnet, UMR System, SupAgro Montpellier.

2010-2013 ANR SYSTERRA, Projet MICMAC Design : Modelling for Integrated Crop Management in low input farming, Assessment and Cropping system Design. Coord. E. Justes, UMR Agir INRA Toulouse.