Sewage treatment : papers presented at the Fourth Conference on Sewage Treatment, Ames, Iowa, October 11, 12 and 13, 1922, May 14, 1923

Abstract

The topics included in this bulletin include the relationship of the State Board of Health to Iowa sewage treatment plants, relationship of sewage disposal to water purification, sewage treatment and its relation to public health, methods of sewage disposal, the role of bacteria in sewage purification and the activated sludge process for sewage disposal