Management of individual mechanical sewage-treatment systems: how much is needed?
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D004755:Enterobacteriaceae; D004784:Environmental Monitoring / Q000379:methods*; D006798:Housing; D010100:Oxygen / Q000378:metabolism; D011639:Public Opinion; D011640:Public Policy; D015203:Reproducibility of Results; D012722:Sewage; D014865:Waste Disposal, Fluid / Q000379:methods*; D014876:Water Pollution / Q000517:prevention & control
D012722:Sewage; D010100:Oxygen