Land Use and Land Cover Dynamics and Properties of Soils under Different Land Uses in the Tejibara Watershed, Ethiopia

Table 7

Mean square (MS) and results of two-way analysis of variance of soil chemical properties.

Chemical properties	Land use			Soil depth (cm)			Interaction effects
	MS	F	P	MS	F	P	MS	F	P
pH (H2O)	0.348	11.71	0.0004	0.0247	0.83	0.3774^ns	0.0366	1.23	0.3356^ns
EC (dS/m)	0.0074	62.66	0.0001	0.0043	36.02	0.0001	0.0011	9.38	0.0012
OM (%)	118.6	175.21	0.0001	20.075	29.66	0.0001	4.615	7.33	0.0034
TN (%)	0.075	80.21	0.0001	0.0045	4.88	0.0444	0.0036	3.85	0.0336
AP (mg/kg)	3114.72	4.00	0.0298	363.015	0.47	0.5056^ns	1786.79	2.3	0.1222^ns
CEC (cmolc/kg)	12.409	2.82	0.0776^ns	0.1998	0.05	0.8345^ns	3.7954	0.86	0.4841^ns
K (cmolc/kg)	0.953	3.04	0.064^ns	0.011	0.03	0.8551^ns	0.542	1.73	0.2064^ns

Significant at ; significant at ; ns = not significant; MS = mean square; F = calculated value; P = probability; EC = electrical conductivity; OM = organic matter; TN = total nitrogen; AP = available phosphorus; CEC = cation exchange capacity.