Developing a DEM and Elucidating through SWAT to Conserve Soil in Kulfo Watershed of Rift Valley Basin, Ethiopia

Table 4

Outline of scenarios compared with baseline scenario.

Scenario	Mean sediment yield reduction annually at hotspot subbasins		Mean sediment yield reduction annually in the whole watershed		Rank
	Sediment reduction (ton/ha/y)	% reduction	Sediment reduction (ton/ha/y)	% reduction
Baseline	28.22	-	11.91	-
Contouring	16.71	40.79	8	32.83	4
Filter strip	11.87	57.94	8.35	29.89	3
Terracing	9.59	66.02	4.96	58.35	1
Strip cropping	10.46	62.93	5.51	53.74	2