TY - BOOK TI - Utilization of hydrated petrifilm coupled with filtration in the detection and enumeration of Escherichia coli in water samples SN - 0031 -768 PY - 2019/// CY - Manila PB - Department of Science and Technology KW - Coliform KW - E. coli KW - Filtration KW - Petrifilm KW - Water analysis ER -