Effects of Soil and Water Conservation Measures on Soil Quality Indicators: The Case of Geshy Subcatchment, Gojeb River Catchment, Ethiopia

Table 4

Mean values of volumetric soil water content (VSWC) and total porosity (TP) in 0 to 20 cm depth in the Geshy subcatchment.

Slope (%)	Terrace positions	With SWC		Without SWC
		VSWC (%)	TP (%)	VSWC (%)	TP (%)
3–8	Lower	44.73	48.93	30.40	45.93
	Middle	34.30	53.70	26.00	50.90
	Upper	17.63	54.73	16.50	49.57
	Average	32.22^a	52.46^a	24.30^a	48.80^a
	SD	13.74	5.66	7.76	3.41
8–15	Lower	33.13	46.00	23.80	50.70
	Middle	29.47	49.43	26.03	49.33
	Upper	26.23	49.23	15.10	46.57
	Average	29.61^a	48.22^a	21.64^a	48.87^a
	SD	6.93	6.12	5.57	3.94
15–30	Lower	40.00	46.33	30.70	50.87
	Middle	32.77	50.20	21.63	51.87
	Upper	25.53	47.66	19.10	47.50
	Average	32.76^a	48.07^a	23.81^a	50.08^a
	SD	7.58	5.69	5.82	2.70
Total	Lower	39.29^a	47.09^a	28.30^a	39.17^a
	Middle	32.18^b	51.11^a	24.55^ab	40.70^a
	Upper	23.13^c	50.54^a	16.90^c	37.88^a
	Average	31.53^a	49.58^a	23.25^b	39.24^a
	SD	9.61	5.97	6.31	3.31

Note: overall means followed by the same letter (s) across columns and rows are not significantly different () with respect to treatments, slope classes, and position within the terraces. SD, standard deviation.