| 1
CONTACT PERSON |
|
|
1.1
Name |
Dr.
P. Andrieux (INRA) and Dr. G De Noni (ORSTOM) |
|
1.2
Address |
INRA,
Sciences du Sol, 2 Place Viala, 34060 Montpellier Cdx1.
ORSTOM, LCSC, BP 5045, 34032 Montpellier Cdx1 |
|
1.3
Tel |
+33
67 61 23 09 (INRA)
+33 67 61 75 61 (ORSTOM) |
|
1.4
Fax |
+33
67 63 26 14 (INRA)
+33 67 63 26 14 (ORSTOM) |
|
1.5
E-mail |
andrieux@montpellier.inra.fr
viala@orstom.orstom.fr
(for G. De Noni) |
|
1.6
List other researchers involved: |
A.
Albrecht, J. Asseline and M. Viennot (ORSTOM), more INRA staff
(Science du Sol). |
|
|
| 2
WATER EROSION |
|
|
2.1
mm2 - cm2: |
Dynamics
of soil aggregation |
|
2.2
m2: |
Physical
degradation (surface sealing, crusting) and its impact on surface
roughness, infiltration and runoff; sub-surface dynamics (piping)Sub-surface
flow in cultivated soils. |
|
2.3
100m2 - 10 000 m2 |
Interrill
and rill erosion; (ephemeral) gully erosion |
|
small
catchments (< 100 ha): |
Gully
erosion; sediment budgets |
|
|
| 3
WIND EROSION |
Not
investigated. |
|
|
| 4
MASS MOVEMENTS |
Not
investigated. |
|
|
| 5
TILLAGE EROSION |
|
|
Spatial
scale considered: |
From
mm2 to 100 m2 |
|
|
| 6
TEMPORAL SCALE OF EXPERIMENTS |
|
|
6.1
events: |
The
equipment covers all the time units. |
|
|
| 7
DESCRIPTION OF EROSION FACTORS STUDIED |
|
|
7.1
Climate: |
Mediterranean
climate. |
|
7.2
Topography: |
From
1 to 20/25%. |
|
7.3
Soils: |
Mediterranean
soils. |
|
7.4
Vegetation: |
- |
|
7.5
Management: |
Cultivated
soils (vineyard and some cereal plots). |
|
| 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: |
Splash
and runoff. |
|
8.2
Location (town, state, country): |
ROUJAN
catchment in HERAULT department (France). |
|
8.3
Equipment involved: |
Rainfall
and runoff field simulators. Runoff plot Meterological equipment.
Large scale video remote sensing. |
|
| 9
LABORATORY EXPERIMENTS Description of the laboratory
and the type of experiments and equipment involved for each
of the erosion processes studied: |
|
|
LCSC
- ORSTOM laboratory. Chemical and physical (structural stability).
Soil tests. Indoor rainfall simulators. |
|
|
| 10
REMARKS |
|
|
|
| 11
LIST RELEVANT PUBLICATIONS |
|
|
Albrecht,
A., Brossard, M., Chotte, J.L. and Feller, C. 1992. Les stocks
organiques des principaux sols cultivés de la Martinique (Petites
Antilles). Cah. ORSTOM, série Pédol. 27.
De Noni,
G., and Viennot, M. 1992. Soil erosion and conservation research
in Ecuador, In: Erosion, conservation, and small scale farming,
ISCO, Ethiopie-Kenya, pp 549-559.
Leonard,
J., and Andrieux, P. 1995. Spatial variability of infiltration
on a small Mediterranean vineyard catchment and implications
for the discretization of a rainfall-runoff model (to edit
in Hydrological processes).
Volts,
M., Andrieux, P., Bocquillon, C. and Rambal, S. 1994. La site
atelier ALLEGRO, Languedoc In: Du concept de bassin versant
représentatif expérimental, Actes du Séminaire National Hydrosystémes,
Paris, 10-11 mai, pp 121-129.
|
