Articleyjjouetal ijes 2014

See discussions stats and author pro ?les for this publication at https www researchgate net publication Modélisation de l ? érosion hydrique via les SIG et l ? équation universelle des pertes en sol au niveau du bassin versant de l ? Oum Article September CITATIONS READS authors including Rachid Bouabid Ecole Nationale d'Agriculture de Meknès Me ? PUBLICATIONS CITATIONS SEE PROFILE Abdellah El Hmaidi Université Moulay Ismail PUBLICATIONS CITATIONS SEE PROFILE ESSAHLAOUI A Université Moulay Ismail PUBLICATIONS CITATIONS SEE PROFILE Morad El ABASSI Université Hassan II Mohammedia Casablanca PUBLICATIONS CITATIONS SEE PROFILE Some of the authors of this publication are also working on these related projects Soil fertility map of Morocco View project Thèse de Doctorat Es- Sciences Appliquées View project All content following this page was uploaded by Abdellah El Hmaidi on September The user has requested enhancement of the downloaded ?le CThe International Journal Of Engineering And Science IJES Volume Issue Pages - ISSN e ?? ISSN p ?? Modélisation de l ? érosion hydrique via les SIG et l ? équation universelle des pertes en sol au niveau du bassin versant de l ? Oum Er-Rbia Mohamed Yjjou Rachid Bouabid Abdellah El Hmaidi Ali Essahlaoui Mourad El Abassi Université Moulay Ismail Faculté des Sciences Equipe de recherche Sciences de l ? Eau et Ingénierie de l ? Environnement Laboratoire d ? Ingénierie Géologique BP Zitoune Meknès Maroc Ecole nationale d ? Agriculture de Meknès km Route Haj Kaddour B P S Meknès Maroc Université Moulay Ismail Faculté des Sciences Equipe de recherche Sciences de l ? Eau et Ingénierie de l ? Environnement Laboratoire d ? Ingénierie Géologique BP Zitoune Meknès Maroc Université Moulay Ismail Faculté des Sciences Equipe de recherche Sciences de l ? Eau et Ingénierie de l ? Environnement Laboratoire d ? Ingénierie Géologique BP Zitoune Meknès Maroc Université Moulay Ismail Faculté des Sciences Equipe de recherche Sciences de l ? Eau et Ingénierie de l ? Environnement Laboratoire d ? Ingénierie Géologique BP Zitoune Meknès Maroc -------------------------------------------------------- ABSTRACT----------------------------------------------------------The objective of the present work was to estimate soil losses in the oued Oum Er-Rbia watershed SW Middle Atlas Morocco The adopted method is based on the use of Wischmeier model and geographic information system GIS The mean and maximum values of rainfall erosivity factor R were and respectively The soil erodibility factor K is ranged from to mean The topographical factor LS varied from to mean Thecombination of di ?erent maps related to di ?erent parameters R K LS vegetation cover C and anti-erosive practices P allowed obtaining the erosion map The obtained results showed that the erosion a ?ected the entire Oum Rbia watershed but with di ?erent degrees The mean of rate of soil loss was of t ha year with of the basin area is subject to erosion between and t ha year mainly in areas characterized by a steep slope high erodibility and low vegetation cover which re ects the importance of water erosion in the Oum Er-Rbia watershed

  • 24
  • 0
  • 0
Afficher les détails des licences
Licence et utilisation
Gratuit pour un usage personnel Aucune attribution requise
Partager