Mean SD of nutrients concentration

Variables	August	September	October	November	December
NO₂	0.14 ± 0.1^ab	0.18 ± 0.1^a	0.08 ± 0.02^b	0.11 ± 0.03^ab	0.06 ± 0.02^b
NO₃	0.60 ± 0.58^b	1.34 ± 0.95^a	0.18 ± 0.03^b	0.47 ± 0.32^b	0.33 ± 0.08^b
NH₃	4.72 ± 3.50^a	4.78 ± 3.88^a	1.90 ± 0.69^a	5.00 ± 2.32^a	3.56 ± 0.92^a
PO₄	0.50 ± 1.13^a	0.14 ± 0.06^a	0.12 ± 0.09^a	0.11 ± 0.07^a	0.11 ± 0.08^a
SiO₂	10.15 ± 6.28^a	9.67 ± 1.94^a	9.36 ± 1.24^a	12.27 ± 8.18^a	7.16 ± 1.51^a
CaCO₃	153.00 ± 67.59^a	88.50 ± 5.80^b	94.00 ± 6.52^b	108.50 ± 13.75^b	113.00 ± 10.37^b
SO₄	160.30 ± 16.53^b	184.00 ± 3.16^a	185.00 ± 6.12^a	176.50 ± 3.37^a	177.00 ± 2.74^a
Chl a	52.46 ± 20.79^b	23.03 ± 14.59^cd	136.83 ± 15.80^a	42.08 ± 21.67^bc	11.03 ± 3.82^d

Different letters show significant difference between columns (P<0.05).
a and b show significant differences between nutrient concentration in different months.

Table 1: Mean ± SD of nutrients concentration during sampling in Alma Gol wetland.

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