• Filtration of giardia cysts and other substances, volume 1 : Diatomaceous earth filtration 

        Contributor:Bellamy, William D.; Lange, Kelly P.; Hendricks, David W.; U.S. Environmental Protection Agency, Municipal Environmental Research Laboratory; Colorado State University. Department of Civil Engineering
        Date:1984-03
        The effectiveness of diatomaceous earth filtration of drinking water was studied under various operating conditions for removal of Giardia lamblia cysts, total coliform bacteria, standard plate count bacteria, turbidity, ...