01078nam 2200289z- 450 991100695380332120170919214028.01-5231-0290-X(CKB)3710000000752154(EXLCZ)99371000000075215420160725c2010uuuu -u- -engNatural systems for wastewater treatment /prepared by Natural Systems for Wastewater Treatment Task Force of the Water Environment FederationWEFNatural Systems for Wastewater Treatment - WEF Manual of Practice No. FD-16 SewagePurificationLand treatment of wastewaterSewage lagoonsSewagePurification.Land treatment of wastewater.Sewage lagoons.Water Environment Federation.Natural Systems for Wastewater Treatment Task Force.Water Environment Federation.Municipal Subcommittee.BOOK9911006953803321Natural systems for wastewater treatment4388904UNINA