用GCI培养基从曲阳污水厂污泥和俞泾浦底泥中分离出3株产生高絮凝活性的微生物，所研制出的微生物絮凝剂，对高岭土悬浊液、土壤悬浊液和碱性染料废水均有良好的净化效果。
Taking GCI medium to culture and isolate three strains of high coagulation microbes which could produce bio-coagulants , from activated sludge of Qu-yang Sewage Treatment Plant and setting of Yu-jing Creek .
俞泾浦