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Contribution of Remote Sensing Data and GIS to Digital Soil Mapping in a Semi-Arid Zone of North Cameroon (Central Africa)

Lionelle Bitom-Mamdem, Achille Ibrahim, Boris Sounya, Primus Azinwi Tamfuh, Denis Tiki, Sabine Danala, Olivier Leumbe Leumbe, Desiré Tsozué, Dieudonné Bitom

Journal of Geosciences and Geomatics. 2024, 12(2), 44-54 doi:10.12691/jgg-12-2-3
  • Figure 1. Location of the study area
  • Figure 2. Methodological scheme of soil mapping
  • Figure 3. Topographic map (SRTM)
  • Figure 4. Elevation map (SRTM)
  • Figure 5. Geological map
  • Figure 6. Indicative soil map
  • Figure 7. Morphostructural organisation of Vertisols
  • Figure 8. Morphostructural organisation of Ferruginous soils
  • Figure 9. Morphostructural organisation of Halomorphic soils
  • Figure 10. Morphostructural organisation of less Evolved soils
  • Figure 11. Morphostructural organisation of Hydromorphic soils
  • Figure 12. True composite image (321)
  • Figure 13. False composite image (742)
  • Figure 14. Soil spectral signatures
  • Figure 15. Soils units delineation (a) Raw mineral soil; (b) Vertisols;(c) Less Evolved soil; (d) Halomorphic soil (e) Ferruginous soil; (f) Fersiallitic soil; (g) Hydromorphic soil
  • Figure 16. Digital soil map obtained from Remote Sensing data and GIS
  • Figure 17. Percentage of soil units