Evaluation of Different Soil Salinity Mapping Using Remote Sensing Techniques in Arid Ecosystems, Saudi Arabia

Table 1

Soil salinity indices based on different band ratios of Landsat.

Salinity index	Band ratios	Reference
Normalized difference salinity index		[43]
Brightness index		[44]
Salinity index-1		[44]
Salinity index-2		[44]
Salinity index-3		[27]
Salinity index-4		[27]
Salinity index-5		[45]
Salinity index-6		[45]
Salinity index-7		[45]
Salinity index-8		[46]
Salinity index-9		[46]

, blue band; , green band; , red band; NIR, near infrared band of Landsat 8 image.