%0 Journal Article %T TO THE QUESTION OF ACIDIFICATION OF PRIMARY SEDIMENTATION SLUDGE IN TANKS OF SEWAGE TREATMENT STATIONS IN POPULATED AREAS %A Sakash, G.V. %A Kolova, A.F. %A Pazenko, T.Y. %K wastewater treatment, acidification, primary settling tanks %J Bulletin of KSAU %D 2016 %N %P 5 %I Krasnoyarsk State Agrarian University