SRR1563010 yan1 SRX691131 raw sediment SRR1563012 yan4 SRX691152 control SRR1563013 yan5 SRX691153 plant SRR1563014 yan2 SRX691154 SMFC SRR1563016 yan3 SRX691155 plant-SMFC SRR1563019 yan9 SRX691159 rhizosphere(plant) SRR1563020 yan8 SRX691161 rhizosphere(plant-SMFC) SRR1563021 yan6 SRX691162 anode biofilm(SMFC) SRR1563026 yan7 SRX691164 anode biofilm(plant-SMFC)