Cai, Wei Granulation of activated sludge using butyrate and valerate as additional carbon source and granular phosphorus removal capacity during wastewater treatment. [electronic resource] - Bioresource technology Jun 2019 - 269-274 p. digital Publication Type: Journal Article ISSN: 1873-2976 Standard No.: 10.1016/j.biortech.2019.03.017 doi Subjects--Topical Terms: BiomassButyrates--metabolismCarbon--metabolismNitrogen--metabolismPhosphorus--metabolismPolyphosphates--metabolismSewage--microbiologyValerates--metabolismWastewater--microbiology