JEQ -- Siddique et al. 36 (3): 621 Figure IG3

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Fig. 3. Changes in the concentrations of Se⁶⁺ and total soluble Se during incubation after addition of Se⁶⁺ to the coal mine tailings pond sediment.( ${blacksquare}$ ) Sterilized sediment (heat-killed) inoculated with Enterobacter hormaechei; (•) Nonsterilized sediment (live) inoculated with Enterobacter hormaechei; ( ${blacktriangleup}$ ) Nonsterilized sediment (live) without any inoculation; (*) Sterilized sediment (heat-killed) without inoculation (control). Error bars (±) represent standard error of the mean (n = 3).