00799nam0-22002771i-450-99000397551040332120031027114542.0000397551FED01000397551(Aleph)000397551FED0100039755120031027d1964----km-y0itay50------baengBacteriology of activated sludgeReport n.32H. W. Van GilsHagueReserch Ins for Pub.H.E.1964101 p.25 cmBibl. Ing. SanitariaTRATTAMENTO DELLE ACQUE DI RIFIUTOVan Gils,H.W.383460ITUNINARICAUNIMARCBK99000397551040332115 N/2-38DINIDDINIDBacteriology of activated sludge473316UNINA