BiofuelsBioreactorsInventionsMethanosarcinalesMethaneConservation of Energy ResourcesMethanobacterialesManureAmmonium CompoundsClostridium chauvoeiMethanomicrobialesWaste ManagementRefuse DisposalAnaerobiosisAgaveIndustrial WasteDNA, ArchaealSewageBiomassBacteria, AnaerobicFermentationMicrobiotaAmmoniaHydrogenAcetatesRNA, ArchaealArchaeaRNA, Ribosomal, 16SFecesBiodiversityPhylogenyChinaMolecular Sequence Data