. 2018 Nov 22;4(11):e00954. doi: 10.1016/j.heliyon.2018.e00954

Table 2.

Cation and anion composition obtained of saturation extracts from samples.

Cations and anions (meq L⁻¹)
Sample	Na⁺	K⁺	Mg²⁺	Ca²⁺	Total Cations	CO₃²⁻	HCO₃^-	Cl ^-	SO₄²⁻	Total Anions
1C	1.0 ± 0.01^A	0.253 ± 0.01^A	2.11 ± 0.01^K	23.8 ± 0.01^M	27.2^B	ND^A	18.3 ± 2.4^A	310.1 ± 6.2^BC	16.3 ± 4.1^A	344.8^D
2C	44.3 ± 0.01^F	4.31 ± 0.01^E	34.7 ± 0.01^O	20.9 ± 0.01^L	104.3^F	ND^A	28.3 ± 2.4^A	1285 ± 6.2^E	20.8 ± 3.19^A	1334.2^N
3C	3.4 ± 0.01^C	0.62 ± 0.01^C	13.4 ± 0.01^M	17.5 ± 0.01^J	25.9^A	ND^A	23.3 ± 9.4^A	88.6 ± 0.0^A	8.6 ± 1.2^A	120.5^A
4C	13.1 ± 0.01^E	0.87 ± 0.01^D	1.77 ± 0.01^N	20.8 ± 0.01^K	48.3^E	ND^A	11.65 ± 2.3^A	310.1 ± 6.3^BC	8.2 ± 0.3^A	330^C
5C	1.6 ± 0.01^B	0.35 ± 0.01^B	3.36 ± 0.01^J	27.7 ± 0.01^O	31.5^C	ND^A	18.3 ± 2.4^A	354.5 ± 0.0^C	9.3 ± 0.18^A	382^E
6C	3.6 ± 0.01^D	15 ± 0.01^I	0.37 ± 0.01^L	23.9 ± 0.01^N	46^D	ND^A	31.65 ± 11.8^A	155 ± 7.07^AB	559.5 ± 4.5^E	746.2^J
1M	1038 ± 0.01^M	37.8 ± 0.01^N	0.20 ± 0.01^F	0.70 ± 0.01^H	1077^M	236.6 ± 7.07^D	36.6 ± 4.73^A	750 ± 0.0^D	14 ± 1.82^A	1037^M
2M	272.2 ± 0.01^H	10.6 ± 0.01^H	0.02 ± 0.01^B	0.60 ± 0.01^F	283.6^H	54.9 ± 1.18^B	76.6 ± 4.73^B	252 ± 10.6^ABC	6.5 ± 0.68^A	390^F
3M	148 ± 0.01^G	6.6 ± 0.01^F	0.029 ± 0.01^A	0.54 ± 0.01^F	155.2^G	68.3 ± 1.18^B	8.3 ± 2.4^A	148 ± 1.76^AB	301.6 ± 2.7^D	527^H
4M	2870 ± 0.01^P	184.3 ± 0.01^R	0.21 ± 0.01^B	0.06 ± 0.01^A	3055.5^P	1053.3 ± 9.42^G	216.6 ± 37.6^C	4750 ± 3.5^H	8.3 ± 2.73^A	6028^R
5M	3103 ± 0.01^Q	114.9 ± 0.01^Q	0.22 ± 0.01^C	0.14 ± 0.01^B	3218.4^Q	773.2 ± 16.4^E	406.5 ± 4.94^D	2691.2 ± 1.9^G	13.6 ± 5.6^A	3884^P
6M	479.1 ± 0.01^K	18.6 ± 0.01^L	0.39 ± 0.01^D	0.67 ± 0.01^G	498.7^K	88 ± 10.6^BC	98 ± 11.2^B	252.5 ± 10.6^ABC	224.3 ± 2.7^C	662.8^I
1S	309.3 ± 0.01^I	9.93 ± 0.01^G	0.39 ± 0.01^F	0.64 ± 0.01^G	320.3^I	74.9 ± 5.8^B	10.8 ± 5.93^A	103.7 ± 1.76^B	20.8 ± 2.27^A	210.4^B
2S	724.3 ± 0.01^L	15.2 ± 0.01^J	0.33 ± 0.01^E	0.48 ± 0.01^E	740.5^L	114.9 ± 8.25^C	33.3 ± 9.4^A	726.2 ± 33.5^D	124.4 ± 13.6^B	998^L
3S	3344 ± 0.01^R	81.5 ± 0.01^P	0.54 ± 0.01^H	0.12 ± 0.01^B	3427^R	68.3 ± 3.53^B	6.6 ± 0.0^A	273.7 ± 1.9^ABC	140.5 ± 18.2^B	489^G
4S	464.8 ± 0.01^J	15.5 ± 0.01^K	0.44 ± 0.01^G	0.90 ± 0.01^I	481.7^J	931.5 ± 8.13^F	548 ± 25.45^E	2500 ± 0.0^FG	7.9 ± 1.0^A	3987^Q
5S	2837 ± 0.01^O	64.8 ± 0.01^O	1.08 ± 0.01^I	0.27 ± 0.01^C	2903.1	799.9 ± 16.4^E	535 ± 35.3^E	2403.7 ± 1.3^F	16.7 ± 2.73^A	3755^o
6S	1145 ± 0.01^N	31.5 ± 0.01^M	0.42 ± 0.01^G	0.40 ± 0.01^D	1178^N	206.6 ± 14.1^D	8.3 ± 2.4^A	647.5 ± 3.1^D	114.7 ± 1.8^4B	977^K

Means ± standard deviation. Means with distinct letter represent statistical difference (p < 0.05) according to LSD test. ND = Not detected.