كفاءة المرشحات في التخلص من الطفيليات المعوية في ثلاثة مشاريع لتصفية المياه في ناحية العباسية النجف الاشرف

الملخص EN

This study was performed at the Al-Abbasia in Al-Najaf governorate for the period from april /2008 to august /2008 , and the aim of this study was to verify the efficiency of filters in three water purification stations for pathogenic elimination of some pathogenic intestinal parasites in three locations for filtration of water in Al-Abbasia in Al-najaf governorate. The results of examining (120) samples in three sites of the water in Al-abbasia river indicated that they contain three infection stages of intestinal parasites ,these included the cyst of Entamoeba histolytica ,the ovae of Ascaris lumbricoides and Ancylostoma duodenale with a percentage 51.6%.Also the the results of examining (120) samples of water for each in three filtration sites and tap water revealed that they contained three intestinal parasites but in least percentage 42.5% and 22.5% respectively.