Grégory LESTURGEZ
7 rue de Saint Christ
80320 Misery
France

e-Mail:
Web: http://gregory.lesturgez.free.fr

Age: 29
Date of birth: 7th December 1976
Marital Status: Single
Nationality: French

Employment history

Address | Education | Trainings | Skills | Publications

Oct. 2000 - Jan. 2005: PhD position - Research grant from French Ministry of Research and Technology.
Densification of sandy soils under mechanised agriculture. Case of Northeast Thailand.
IRD, UR067 Ariane, Bangkok, Thailand - INRA, Station de Science du Sol, Versailles, France.

Jun. 2001 - Sep. 2002: Military duties carried out as a CSNE (national service consisting of working abroad).
Project: Cultivated soils of hot climate areas submitted to severe physico-chemical constraints.
IRD, UR067 Ariane, Bangkok, Thailand.

Oct. 1999 - Jun. 2000 : Research project of DEA.
Properties of soils under savanna from north-east Argentina. Impact of rice crops.
INRA, Station de Science du Sol, Versailles, France.

Education

Addresse | Employment | Trainings | Skills | Publications

2005: PhD in Soil Science.
Univ. Henri Poincaré, Nancy - Advisors: D. Tessier (INRA, Versailles) & R. Poss (IRD, Montpellier).

2000: DEA in Soil Science.
Institut National Agronomique Paris-Grignon, Paris.

1999: DESTOM (Master’s Degree in Tropical Agronomy).
Institut Supérieur des Techniques d’Outre-Mer, Cergy, France.

1994: Baccalaureat C (equivalent A-level, Science).

Trainings

Address | Employment | Education | Skills | Publications

1998: Third year stage (ISTOM)
Estimation of drainage and evapotranspiration of growing corn using TDR (Time Domain Reflectometry).
IRD, Nakhon Ratchasima, Thaïlande (6 months).

1997: Second year stage (ISTOM)
Hydrodynamic characterization of a sandy soil of Northeast Thailand.
IRD, Nakhon Ratchasima, Thaïlande (3 months).

1996: First year stages (ISTOM)
Training in pineapples production, Fruitex Industries, Sekou, Benin (1 month)
Training in potatoes production, E. Puche, Misery, France (1 month)

Skills

Address | Employment | Education | Trainings | Publications

Research fields

- Physical and mechanical properties of sandy soils.
- Physical, chemical and mineralogical change in soils following agriculture.
- Impact of cropping techniques and rehabilitation methods.
- Root development and physical constraint.
- Hydrodynamic characterisation of soils.

General skills

- Design and setting up of field experimentations.
- Design and setting up of lab experimentations.
- Interest in multidisciplinary collaboration.
- Automation of data analysis (Excel, Visual Basic, Scripts).
- Background for statistical analysis.
- Writing scientific papers and interest in vulgarisation.

Experimental techniques

- Field characterisations: Bulk density, resistance to penetration, sampling.
- Lab characterisations: pF, particle size distribution, particle density.
- Chemical behaviours: CHN, CEC, Finger Prints.
- Microscopy: Morphoscopy and exoscopy of quartz grains (SEM).
- Mineralogy: Interpretation of XRD patterns, deconvolution, semi-quantitative methods.
- Micromorphology: preparation and description of thin sections, image analysis.
- Mechanical properties: conception of oedometer and triaxial tests.
- Hydrodynamic: Field characterisation, Time Domain Reflectometry.

Pedological characterisation

- Background knowledge for profile descriptions (temperate and tropical regions).
- Good knowledge of soil classifications: French referential, Soil Taxonomy, FAO classification and Thai classification of soils.

Languages

- French: mother tongue
- English: fluent (TOEIC 865)
- Spanish : good knowledge
- Thai : red, written, spoken

Computer literate

- Office: OpenOffice.org & Microsoft Office.
- PAO: Adobe Photoshop & Illustrator. 3D (Rhino, Bryce, Vue d’Esprit)
- Scientific softwares: SigmaPlot, Surfer, EndNote, Hydrus.
- Internet: Design and management of websites. HTML, CSS, JavaScript, Flash, basic knowledge of PERL.

Selected publications

Addresse | Employment | Education | Trainings | Skills

Peer reviewed scientific papers

Lesturgez G., Poss R., Noble A., Grünberger O., Chintachao W. and Tessier D., 2005. Soil acidification without pH drop under intensive cropping systems in Northeast Thailand. Agriculture, Ecosystems & Environment, (in press).

Lesturgez G., Poss R., Hartmann C., Bourdon E., Noble A. and Ratana-Anupap S., 2004. Roots of Stylosanthes hamata create macropores in the compact layer of a sandy soil. Plant and Soil, 260(1-2), 101-109.

Thesis

Lesturgez, G., 2005. Densification of sandy soils under mechanised agriculture. Case of Northeast Thailand. PhD Thesis, Université Henri-Poincaré, Nancy, France, 160 pp.

Lesturgez, G., 2000. Properties of soils under savannah from north-east Argentina. Impact of rice crops. DEA Thesis, INA-PG, 23 pp.

Lesturgez, G., 1999. Estimation of drainage and evapotranspiration of growing corn using TDR (Time Domain Reflectometry). ISTOM Thesis, Cergy, France, 64 pp.

International symposiums

Lesturgez G., Hartmann C., Tessier D. and Poss R., 2005. Compaction processes in a tilled sandy soil. First International Symposium on the Management of Tropical Sandy Soils for Sustainable Agriculture. Khon Kaen (Thailand). Oral communication.

Bruand A., Hartmann C., and Lesturgez G., 2005. Physical Properties of Tropical Sandy Soils: A Large Range of Behaviours. First International Symposium on the Management of Tropical Sandy Soils for Sustainable Agriculture. Khon Kaen (Thailand). Keynote paper.

Lesturgez G., Poss R., Hartmann C., Tessier D., Noble A. and Grünberger O., 2003. Sustainability of continuous Stylosanthes in Northeast Thailand: Soil structure amelioration and accelerated acidification. The Second International Conference on Soil Quality Evolution Mechanism and Sustainable Use of Soil Resources. Yingtan (P.R. China). Oral communication.

Lesturgez G., Poss R., Bourdon E., Hartmann C. and Ratana-Anupap S., 2002. The effect of Stylosanthes on the soil physical properties. Proceedings 17th World Congress of Soil Science, Bangkok (Thailand). Poster.

National symposiums

Lesturgez G., Poss R., Bourdon E., Hartmann C. and Singhatat V., 2001. Field evaluation of drainage and capillary rise using Time Domain Reflectometry (TDR) under a growing corn. Soil Structure, Water and Solute Transport. Colloque organisé par l'IRD à la mémoire de Michel Rieu, Bondy (France). Poster.