principles IAWQ Task Group on Respirometry creator Spanjers, Henri Vanrolleghem, Peter A. Olsson, Gustaf International Association on Water Quality gb London International Association on Water Quality 1998 eng x, 48 p. : ill. ; 30 cm. Describes the principles of measurement of respiration rate, the transformation of measurement data into other types of information, and the application of the obtained information in process control strategies. by IAWQ Task Group on Respirometry ; [by Heri Spanjers, ... [et al.]] Includes bibliographical references and index. Sewage Purification Activated sludge process Microbial respirometry Activated sludge process TD756 1900222043 (pbk.) 10250913 UIAM 070130 20230508144800.0 346297 eng