About: Constance Valentin

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An Entity of Type : foaf:Person, within Data Space : data.idref.fr associated with source document(s)

Attributes	Values
type	Person
sameAs	Valentin, Constance (1967-....) Valentin, Constance (1967-....) Valentin, Constance (1967-....) Valentin, Constance (1967-....)
Life Event	http://www.idref.fr/035737050/birth
bnf-onto:FRBNF	13333145(xsd:integer)
preferred label	Valentin, Christian (1954-.... ; pédologue)
name	Christian Valentin
dbpedia-owl:citizenship	http://sws.geonames.org/3017382/
Language	http://lexvo.org/id/iso639-3/fra
isni:identifierValid	0000000031972612
Given name	Christian
familyName	Valentin
has biographical i...tion (Deprecated)	Titulaire d'une thèse de 3e cycle en sciences naturelles (Paris VII, 1981) Directeur de recherche émérite à l'Institut de recherche pour le développement, membre de l'Académie d'agriculture de France (en 2024)
gender	male
ORCID iD	0000-0003-1168-4287
ISI Researcher ID	K-6314-2017
Scopus ID	7007016231
is sameAs of	Valentin, Constance (1967-....) Valentin, Constance (1967-....)
is Thesis advisor of	http://www.sudoc.fr/255252560/id http://www.sudoc.fr/253485819/id
is Praeses of	http://www.sudoc.fr/270633367/id Usage des terres, ruissellement de surface, érosion des sols, analyse multi-échelles de l'impact des plantations de teck dans un agro-écosystème montagneux tropical humide http://www.sudoc.fr/261758454/id http://www.sudoc.fr/261761315/id
is Author of	http://www.sudoc.fr/001610260/id http://www.sudoc.fr/045744270/id http://www.sudoc.fr/042397049/id Organisations pelliculaires superficielles de quelques sols de région subdésertique, Agadez, République du Niger, dynamique de formation et conséquences sur l'économie en eau Gully erosion prediction in a Sahelian context Microbiotic soil crusts in the Sahel of Western Niger and their influence on Soil POROSITY and water dynamics The MSEC project in the Lao PDR at a glance : biophysical and socio-economic background and project experimental set up Runoff and sediment losses from 27 upland catchments in Southeast Asia: Impact of rapid land use changes and conservation practices Regulation of carbon and nitrogen exchange rates in biological soil crusts by intrinsic and land use factors in the Sahel area Trapping efficiencies of cultivated and natural riparian vegetation of northern Laos Wind erosion and dust emission in the Sahel: a regional modelling approach to evaluate the impact of climate and land-use Impact of land use on wind erosion and dust emission in the Sahel: a regional modelling approach Assessment of Heavy Metal Concentrations and Its Potential Eco-Toxic Effects in Soils and Sediments in Dong Cao Catchment, Northern Vietnam Above-ground earthworm casts affect water runoff and soil erosion in Northern Vietnam Land-use impacts on surface runoff and soil detachment within agricultural sloping lands in Northern Vietnam Land-use impacts on surface runoff and soil detachment within agricultural sloping lands in Northern Vietnam Monitoring soil organic carbon erosion with isotopic tracers : two case studies on cultivated tropical catchments with steep slopes (Laos, Venezuela). Contradictory hydrological impacts of afforestation in the humid tropics evidenced by long-term field monitoring and simulation modelling The Multiscale TROPIcal CatchmentS critical zone observatory M‐TROPICS dataset II: land use, hydrology and sediment production monitoring in Houay Pano, northern Lao PDR Assessment of tillage erosion rates on steep slopes in northern Laos Experimental and modelling evidence of splash effects on manure borne Escherichia coli washoff Assessment of carbon and nitrogen losses due to water erosion on soil surface with microbiotic crusts in the Sahelian part of western Niger Modelling the Influence of Biological crust on soil erosion at the plot scale Calibration of a physically based soil erosion model for different kind of biological soil crust. Monitoring soil erosion with 137Cs inventory measurements on small-cultivated catchments with steep slopes in SE Asia (Laos, Vietnam, Thailand) Experimental and modelling evidence of short-term effect of raindrop impact on hydraulic conductivity and overland flow intensity Suivi de l'érosion du carbone organique des sols à l'aide de traceurs isotopiques: deux études de cas pour des bassins versants cultivés sur fortes pentes (Laos, Venezuela) Effect of mineralogical, geochemical and biological properties on soils reflectance to assess temporal and spatial dynamics of BSCs in Sahelian ecosystems Long term monitoring of soil electrical resistivity in a Laotian catchment of the OZCAR network : impact of land use change, soil type and rainfall [poster] Impact of soils surface characteristics on gully erosion in Sahel : development of a modeling approach at different scales Linking Crop Structure, Throughfall, Soil Surface Conditions, Runoff and Soil Detachment: 10 Land Uses Analyzed in Northern Laos Runoff generation fostered by physical and biological crusts in semi-arid sandy soils From shifting cultivation to teak plantation : effect on overland flow and sediment yield in a montane tropical catchment Effect of land use on interrill erosion in a montane catchment of Northern Laos: An analysis based on a pluri-annual runoff and soil loss database Weak sensitivity of the terrestrial water budget to global soil texture maps in the ORCHIDEE land surface model Long term (2006-2016) seasonal and inter-annual variability of soil electrical resistivity in a Laotian catchment of the OZCAR network : impact of land use change, soil type and rainfall [résumé] Higher runoff and soil detachment in rubber tree plantations compared to annual cultivation is mitigated by ground cover in steep mountainous Thailand Preferential erosion of black carbon on steep slopes with slash and burn agriculture Stabilisation of HF soluble and HCL resistant organic matter in sloping tropical soils under slash and burn agriculture Influence of grass soil cover on water runoff and soil detachment under rainfall simulation in a sub-humid South African degraded rangeland The MSEC project in the Lao PDR : achievements, ongoing activities and perspectives on sustainable alternative farming practices for the upland Suivi des services écosystémiques dans un observatoire de caféiers agroforestiers. Applications pour la filière du café Anecic earthworms generate more topsoil than they contribute to erosion – Evidence at catchment scale in northern Vietnam Trapping Effi ciencies of Cultivated and Natural Riparian Vegetation of Northern Laos http://books.openedition.org/irdeditions/23994#id Including physical and biological soil crusts properties in gully prediction [abstract] Positive versus negative environmental impacts of tree encroachment in South Africa The transition from arable lands to rubber tree plantations in northern Thailand impacts weed assemblages and soil physical properties OZCAR : The French Network of Critical Zone Observatories Impact of slope gradient on soil surface features and infiltration on steep slopes in northern Laos Impact of land-use change on the hydrology of North Lao PDR watersheds Soil erosion, dissolved organic carbon and nutrient losses under different land use systems in a small catchment in northern Vietnam Carbon Sequestration in two farming systems in Laos : conventional versus mulch with no tillage Soil erosion impact on soil organic carbon spatial variability on steep tropical slopes Erosion et conservation des sols dans des bassins versants du Laos Above-ground earthworm casts affect water runoff and soil erosion in Northern Vietnam Effect of fallow regrowth on stream water yield in a headwater catchment under shifting cultivation in Northern Lao PDR. Effect of land use and hydrological processes on Escherichia coli concentrations in streams of tropical, humid headwater catchments Interacting land use and soil surface dynamics control groundwater outflow in a montane catchment of the lower Mekong basin Year-to-year crop shifts promote weed diversity in tropical permanent rainfed cultivation MPSA abstracts Soil erosion, dissolved organic carbon and nutrient losses under different land use systems in a small catchment in northern Vietnam Effect of biological soil crusts of the Sahel (Niger) on wind erosion [abstract] Understory Limits Surface Runoff and Soil Loss in Teak Tree Plantations of Northern Lao PDR
is primary topic of	http://www.idref.fr/035737050
is Editor of	http://www.sudoc.fr/060160918/id http://www.sudoc.fr/05937327X/id
is Publishing director of	http://www.sudoc.fr/069260087/id http://www.sudoc.fr/229792537/id http://www.sudoc.fr/229810810/id Les sols au coeur de la zone critique http://www.sudoc.fr/26997072X/id

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