Performance and microbial community dynamics in anaerobic co-digestion of chicken manure and corn stover with different modification methods and trace element supplementation strategy

[Display omitted] •The synergistic effect of modifications and trace element dosing were evaluated.•The bioavailability order of trace elements was Mo > Mn > Ni > Co > Fe.•26.0%–32.5% more biomethane was obtained in KOH CS group.•30.5%–34.5% more biomethane was archived in LFD CS group.•...

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