Selection of Soil and Water Conservation Technologies and Native Tree Species for Rehabilitation of Degraded Arid Lands in Southeast Ethiopia

Table 4

Growth performance of tree species in root collar diameter (cm) across moisture-conserving structures.

Species	Treatment					Grand total
	Control	Half-moon	Mowing	Spot hoeing	Trench
Acacia goetze	1.29	1.71	1.10	1.33	2.05	1.55 ± 0.18^ab
Acacia tortilis	0.83	1.32	—	0.81	1.60	1.19 ± 0.19^b
Combretum molle	0.78	0.77	0.53	0.10	—	0.75 ± 0.19^b
Cordia africana	—	2.82	—	—	2.19	2.50 ± 0.34^a
Grand total	0.96 ± 0.20^bc	1.66 ± 0.31^ab	0.81 ± 0.23^c	1.08 ± 0.17^abc	1.92 ± 0.27^a	1.34 ± 0.14

Note. Similar letter in the last row and last column shows no significant difference and different letters indicate significant difference between moisture harvesting structures and species, respectively, at .