Environmental Systems Research

Table 4 Slope classes (modified from FAO 2006) and area coverage in Gumara watershed

From: Potential soil erosion estimation and area prioritization for better conservation planning in Gumara watershed using RUSLE and GIS techniques’

Slope class		Area (ha)	Area ratio (%)
Description	Slope (%)	Area (ha)	Area ratio (%)
Level slope	< 1	31.07	.15
Very gentle sloping	1–2	83.85	.41
Gently sloping	2–5	621.3	3.04
Sloping	5–10	1935	9.48
Strongly sloping	10–15	2583	12.6
Moderately steep	15–30	6995	34.3
Steep	30–45	4152	20.3
Very steep	>45	4037	19.8

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