نتایج جستجو برای: facal coliform
تعداد نتایج: 3811 فیلتر نتایج به سال:
abstract aims: turbidity in higher than standard levels, indicates failure in the water treatment plant. an electrochemical disinfection process takes place through electricity transition between two or more electrodes. this research aimed to determine the reaction rate of electrochemical process for purification of polluted water. materials & methods: this is a bench scale, experimental study ...
Background and purpose: Due to inadequate quantity and low quality of water resources in rural regions of Gomishan (Golestan province), local residents use cisterns for household water. Therefore, it is necessary to investigate the hygienic situation of these cisterns. Materials and methods: In this study, water samples were obtained from 31 villages using random sampling (two times; t...
Abstract Escherichia coli and coliform are frequently detected in groundwater, their abundant presence indicates that the groundwater has been contaminated. Several variables, including population density well construction, contribute to growth of E. coliforms groundwater. This is caused by domestic waste as a source pollution being close clean water sources (wells). study aims map distribution...
The influence of a mission hospital on the evolution of antibiotic resistance in coliform bacteria from a remote antibiotic-free Xhosa community and environment is described.
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