WASTEWATER MICROBIOLOGY SERIES
Editor
Michael H. Gerardi
Nitrification and Denitrification in the Activated Sludge Process
Michael H. Gerardi
Settleability Problems and Loss of Solids in the Activated Sludge
Process
Michael H. Gerardi
The Microbiology of Anaerobic Digesters
Michael H. Gerardi
GMAPR 6/19/03 3:55 PM Page ii