élimination (2) traitement de l'eau potable (2) désinfection (2) Égypte (2) Treatment (2) Methods (2) Specimens (2) Water--Purification--Rapid sand filtration (2) Water (2) Plants (2) Nile River (2) Cells (2) Cyanobacteria (2) Methods (2) risque (1) phytoplancton (1) surveillance (1) information (1) santé (1) floculation (1) effet (1) eau potable (1) distribution (1) coagulation (1) chlore (1) Monitoring (1) Composition (1) Case (1) Cyanobacterial toxins (1) Microcystins (1)