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. 2017 May 10;10:120. doi: 10.1186/s13068-017-0798-9

Fig. 7.

Fig. 7

Reductions in concentrations of nutrients and selenium after treatments of SeSW with Biofilm #52. Reduction in concentrations of PO4-P (a); NH4-N (b); NO3-N (c) and Se (d). Significance levels: *P < 0.05