GCTE SEN Network - Experimental Metadata - Soil Surface Dynamics Under Simulated Rainfall, Normandy, France

Soil Erosion Network: Experimental Metadata
Soil Surface Dynamics Under Simulated Rainfall, Normandy, France

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	Conference Reading 1999

1 CONTACT PERSON
	1.1 Name			Dr Yves Le Bissonnais
	1.2 Address			INRA, Centre de Recherches d'Orleans, Science du Sol - 45160, Ardon, France.
	1.3 Tel			+33 38 41 78 82
	1.4 Fax			+33 38 41 78 69
	1.5 E-mail			lebisson@orleans.inra.fr
	1.6 List other researchers involved:

2 WATER EROSION
	2.1 mm2 - cm2:
	2.2 m2:			soil surface dynamics: physical degradation (surface sealing, crusting) and its impact on surface roughness, infiltration and runoff
	2.3 100m² - 10 000 m²:			interrill erosion

3 WIND EROSION

4 MASS MOVEMENTS

5 TILLAGE EROSION
		Spatial scale considered:

6 TEMPORAL SCALE OF EXPERIMENTS
	Second (rainfall-runoff) to weekly (erosion - field - observations).

7 DESCRIPTION OF EROSION FACTORS STUDIED
	7.1 Climate:			Rainfall.
	7.2 Topography:			D.E.M.
	7.3 Soils:			Pedology - soil moisture monitoring.
	7.4 Vegetation:			Surface cover.
	7.5 Management:			Working tools and practices.
	7.6 Others:			Tracks of wheels.

8 FIELD EXPERIMENTS Description of the field site and of the type of experiments and equipment involved for each of the erosion processes being studied:
	8.1 Erosion process:
	8.2 Location (town, state, country):			Blosseville, Seine-maritime, Normandy, France.
	8.3 Equipment involved:			Rainfall monitoring. tensionmeters - Neutron probe. Runoff/erosion plots. Rainfall simulator.

9 LABORATORY EXPERIMENTS Description of the laboratory and the type of experiments and equipment involved for each of the erosion processes studied:
	Soil surface dynamics under simulated rainfall (1 m²). Physical degradation. Runoff and interrill erosion. Crust structure. Dynamic of particle size distribution.

10 REMARKS

11 LIST RELEVANT PUBLICATIONS
			Le Bissonnais, Y.; Bruand, A.and Jamagne, M. (1989). Laboratory experimental study of soil crusting: relation between aggregates breakdown and crust structure. Catena, 16, 377-392. Le Bissonnais, Y. (1990). Experimental study and modelling of soil surface crusting processes. In: Catena supplement 17: Soil Erosion-Experiments and models. R.B. Bryan (Ed). 13-28. Le Souder, C.; Le Bissonnais, Y.; Robert, M. and Bresson, L-M. (1990). Preventing crust formation with a mineral conditioner. In: Soil Micromorphology, Douglas (Ed). Elsevier. 81-87. Le Souder, C.; Le Bissonnais, Y. and Robert, M. (1991). Influence of a mineral conditioner on the mechanisms of disaggregation and sealing of a soil surface. Soil Science. 152. 395-402. Le Bissonnais, Y. and Singer, M.J. (1992). Crusting, runoff and erosion response to soil water content and successive rainfall events. Soil Science Society American Journal 56. 1898- 1903. Le Bissonnais, Y.; Singer, M.J. and Bradford, J. (1993). Assessment of soil erodibility: the relationship between soil properties, erosion processes and susceptibility to erosion. In: Farm land erosion in temperate plains environment and hills. Wicherek (Ed). Elsevier. 87-96. Le Bissonnais, Y. and Singer, M.J. (1993). Seal formation, runoff and interrill erosion from 17 California soils. Soil Science Society American Journal. 57. 224-229. Le Bissonnais, Y. and Bruand, A. (1993). Crust micromorphology and runoff generation on silts soil materials during different seasons. Catena supplement 24. 1-16. Singer, M.J. and Le Bissonnais, Y. (1994). Crusting and sealing in the soil erosion process. Proc. of the Int. Conf. on Geomorphology. Hamilton, J. thornes (Ed). Le Bissonnais, Y. and Bruand, A. (1994). Relationship between aggregate breakdown, crust structure and interrill erosion. Proceedings of the International Symposium on soil crusting. February 1994. Brisbane, H.B. So (Ed), Le Bissonnais, Y.; Renaux, B. and Delouche, H. (1994). Interactions between soil properties and moisture content in crust formation, runoff and interrill erosion from tilled loess soils. Catena (in press).

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