00943nam^a2200217^a^4500 000002039 20260502230121.0 ^^^^^^s2018||||us-|||||||||||||||e|spa|d 9781572783409 ANC-BC spa ANC-BC eng 628.3 WEFa Water Environment Federation Activated sludge and nutrient removal / Water Environment Federation 3a. ed New York : WEF, 2018 450p . : il. WEF Manual of practice ; NÀ. OM-9 Introduction. -- Activated sludge process fundamentals. -- Microbiology. -- Process control for the activated sludge basin. -- Process control methods for the secondary clarifier. -- Process control tests. -- Process troubleshooting. -- Advanced concepts in nutrient removal. -- Process simulators. WEF Manual of practice (Water Environment Federation) ; NÀ. OM-9 1946 1946 0 0 0 0 BC BC 2025-09-21 0 628.3 WEFa BC4128 2025-09-21 18:10:28 c.1 2025-09-21 LB