Table 2. Indicators of soil criterion.

Range Of Score	Soil depth (cm)	Soil texture	Electrical conductivity(dsm-1)	Gravel (%)
Low (1–1.24)	80<	Clay, clay loam	<5	<15
Medium (1.25–1.49)	50–80	Fine loam	5–8	15–35
High (1.5–1.74)	20–50	Coarse loam	9–16	35–75
Very High (1.75–2)	<20	Sand, sandy loam	>16	>75