FIGURE 5: Different level of water erosion and their correlation with scheme colours 
CY AN 
Digital values 
240... 160 
   
  
SAVI 
BLUE (color gun) 
  
(color gun‘12 
GREEN 
   
  
BLUE p 0 
VIOLE 
Ö 160 320 
ORANGE 
[((TM3-TM2)x 500]J/((TM3+TM2) 
RED (color gun) 
Intemational Archives of Photogrammetry and Remote Sensing. Vol. XXXII, Part 7, Budapest, 1998 391