Aeolian deflation ; Aeolian features ; Arid area ; Burkina ; Dune ; Infiltration ; Sahel ; Sand ; Semi-arid area ; Soil water ; Splash
. At the microdune scale, the important penetration depths coincided with bare windward surfaces with steep slopes. This unexpected result seems to be due to the combined effect of wind deflation and splash erosion, which would hamper the development of impervious