Phosphorus Adsorption and Its Correlation with Physicochemical Properties of Volcanic-Influenced Soils of Meupi-Awing in Northwest Cameroon

Table 3

Pearson product moment correlations between some important soil physicochemical properties.

	pH	EC	OM	N	SB	CEC	AP	EA	Silt	Clay	A-Fe	Free Fe	A-Al	Free Al
pH	1
EC	0.001	1
OM	0.275	−0.901	1
N	0.219	−0.974	0.920	1
SB	−0.316	0.257	−0.012	−0.370	1
CEC	0.838	−0.498	0.754	0.656	−0.188	1
AP	−0.263	−0.735	0.380	0.693	−0.677	0.005	1
EA	−0.667	0.707	−0.899	−0.822	0.177	−0.963	−0.197	1
Silt	0.504	−0.838	0.964	0.915	−0.183	0.886	0.353	−0.978	1
Clay	−0.835	−0.101	0.043	−0.114	0.731	−0.528	−0.044	0.358	−0.223	1
A-Fe	−0.754	−0.632	0.301	0.461	−0.090	−0.357	0.776	0.098	0.112	0.596	1
Free Fe	−0.665	−0.716	0.391	0.564	−0.168	−0.248	0.834	−0.013	0.220	0.513	0.992	1
A-Al	−0.384	−0.213	0.388	0.074	0.887	−0.014	−0.304	−0.106	0.173	0.828	0.261	0.217	1
Free Al	−0.612	−0.743	0.410	0.605	−0.245	−0.203	0.876	−0.054	0.258	0.440	0.980	0.997	0.150	1

Correlation is significant at the 0.05 level (two-tailed). Correlation is significant at the 0.01 level (two-tailed).