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Hydrological response and sediment production under different land cover in abandoned farmland fields in a mediterranean mountain environment

This paper was not found in any repository; the policy of its publisher is unknown or unclear.
This paper was not found in any repository; the policy of its publisher is unknown or unclear.

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Abstract

Rainfall simulation experiments were carried out in plots on three types of land cover (scrubland, grassland and rock fragment). Infiltration rates were similar for all three land cover types. Sediment concentrations and sediment detachments were moderate-to-low. The results confirm moderate hydrological and sediment responses associated with abandoned agricultural slopes. They also illustrate the complexity and variability of slope behavior associated with management of the fields, and are related to topographic features, in particular slope aspect. ; En microambientes de campos abandonados (matorral, prado y enlosado de piedras) se realizaron ensayos de simulación de lluvia. Las tasas de infiltración fueron similares en los tres microambientes. La concentración y producción de sedimento fueron entre bajas y moderadas. Los resultados confirman que la respuesta hidrológica y erosiva en laderas agrícolas abandonadas es moderada. Se comprueba también la complejidad y variabilidad del comportamiento hidromorfológico en laderas, asociadas a la gestión de los campos, a las características topográficas y a la exposición de la ladera.