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Portail d'information géographique

Résultats de la recherche (4 résultats)

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Par Collection Par Auteur Par Date Par Sujet Par Titre
  • An initial study of pedogenic features along a transect across longitudinal dunes and interdune areas. Nizzana region, Negev, Israel
  • 1995
  • Soil mapping of Bir-Tarfawi region (SW-Egypt) based on digital classification of Landsat-MSS-data
  • 1995
  • of organization, has a considerable effect on arid regions. This activity is stongly affected by abiotic factors which are highly unstable especially in a desert ecosystem.
  • 1995
  • Using aerial photographs taken in 1955 and 1985, this study surveys the vegetation composition and recent land-use history of Maktala, an arid region located about 400 km west of Alexandria. Within this period, a doubling of cropping lands and a six
  • 1995