Soil Quality and Pomelo Productivity as Affected by Chicken Manure and Cow Dung

Table 3

Matrix correlation between soil physicochemical properties at a depth of 0–20 cm (n = 108).

	pH	EC	SOM	Ca^2+	K^+	Mg^2+	BD	Ntot	Pavail
pH	1	−0.03	0.01	0.40	−0.30	−0.03	−0.30	0.04	0.03
EC		1	−0.13	−0.01	−0.04	0.02	0.18	−0.20	−0.27
SOM			1	0.48	0.47	0.70	−0.80	0.93	0.87
Ca^2+				1	0.12	0.39	−0.45	0.53	0.57
K^+					1	0.37	−0.28	0.43	0.45
Mg^2+						1	−0.53	0.73	0.63
BD							1	−0.76	−0.73
Ntot								1	0.89
Pavail									1

, , and indicate significant difference at  < 0.05,  < 0.01, and  < 0.001, respectively.