Anaerobic processes.
D000383:Agriculture; D000693:Anaerobiosis / Q000187:drug effects; D002482:Cellulose; D004345:Drug Industry; D005525:Food-Processing Industry; D007220:Industrial Waste; D007700:Kinetics; D008660:Metabolism; D009584:Nitrogen / Q000378:metabolism; D012037:Refuse Disposal; D012722:Sewage; D013783:Textile Industry; D014871:Water Microbiology
D007220:Industrial Waste; D012722:Sewage; D002482:Cellulose; D009584:Nitrogen