. 2020 Jul 10;20:327. doi: 10.1186/s12870-020-02538-6

Table 1.

Chemical analysis of the acidic, calcareous and mixed soils used in this study

	Acidic soil	Calcareous soil	Mixed soil
pH (in CaCl₂)	4.71 ± 0.14^b	7.76 ± 0.04^a	7.50 ± 0.04^a
Ca (mg g^− 1)	0.53 ± 0.03^c	66.35 ± 1.13^a	30.75 ± 1.04^b
Mg (mg g^− 1)	2.83 ± 0.04^c	32.48 ± 0.53^a	16.86 ± 0.57^b
Fe (mg g^− 1)	43.30 ± 1.05^a	47.67 ± 1.26^a	46.58 ± 1.40^a
Al (mg g^− 1)	69.71 ± 1.85^a	76.26 ± 2.17^a	73.52 ± 1.27^a
P (mg g^− 1)	0.37 ± 0.01^c	1.00 ± 0.03^a	0.73 ± 0.02^b
K (mg g⁻¹)	12.68 ± 0.09^a	2.59 ± 0.09^c	7.38 ± 0.25^b

All the element concentrations are total concentrations. Values are means ± SE of 3 replicates from one-way ANOVA. Different letters indicate significant differences among soil types (P < 0.05).