نتایج جستجو برای: 92 water samples were collected from wells

تعداد نتایج: 7450257  

H. Garshasbi, N. Alirezazadeh,

Background: Measurement of back ground concentration of uranium in drinking water is very important for many reasons, specially, for human health. The uranium concentration in drinking water in many counties is a matter of concern for clinical and radioactive poisoning. Materials and Methods: The uranium concentration in drinking water is determined using laser flourimatric uranium analyzer. Fo...

Journal: :iranian journal of radiation research 0
n. alirezazadeh national radiation protection department iranian nuclear regulatory authority tehran, iran h. garshasbi

background: measurement of back ground concentration of uranium in drinking water is very important for many reasons, specially, for human health. the uranium concentration in drinking water in many counties is a matter of concern for clinical and radioactive poisoning. materials and methods: the uranium concentration in drinking water is determined using laser flourimatric uranium analyzer. fo...

2016
Nayara Halimy Maran Bruno do Amaral Crispim Stephanie Ramirez Iahnn Renata Pires de Araújo Alexeia Barufatti Grisolia Kelly Mari Pires de Oliveira

Use of groundwater from private wells in households has increased considerably, owing to a better cost/benefit ratio than that of water provided by local utilities for a fee. However, this water is usually untreated, which makes it a vehicle for diseases. Thus, monitoring this water is necessary to ensure its integrity and quality. We aimed to evaluate the physical, chemical, and microbiologica...

2013
Bixiong Ye Linsheng Yang Yonghua Li Wuyi Wang Hairong Li

Bacterial contamination of drinking water is a major public health problem in rural China. To explore bacterial contamination in rural areas of Beijing and identify possible causes of bacteria in drinking water samples, water samples were collected from wells in ten rural districts of Beijing, China. Total bacterial count, total coliforms and Escherichia coli in drinking water were then determi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده ادبیات و علوم انسانی 1392

for any educational program to be successful, many factors work hand in hand. based on pervious efl studies, teachers and learners are the keys to gain achievement. granted the fact that explicit and implicit practice plays a key role in education, knowledge of it can help teachers facilitate students’ vocabulary learning. this study investigated to determine the contribution of explicit and i...

Corrosion and scaling in drinking water sources can lead to economic and health damages. These processes produce by-products in distribution systems, reduce chemical water quality, and are the cause of health issues among consumers. The aim of this study was to evaluate the corrosion and scaling potential of water supply sources of Marivan villages, Iran. In total, 106 water samples were collec...

ژورنال: سلامت و محیط زیست 2022

Background and Objective: Groundwater is the primary water source for drinking and agricultural activities in arid and semi-arid regions. Rainfall, land use, geological structure, aquifer mineralogy, and duration of water contact with the environment in the basement are the main factors affecting the chemical quality of groundwater. This study aimed to determine the physicochemical properties o...

2003
Michael Moran Pixie Hamilton

National Water-Quality Assessment (NAWQA) Program collected or compiled data on ground water from 1926 private wells in rural areas across the United States from 1986 to 1999. These private wells, also called domestic wells, are owned and operated by the homeowners and provide water for household uses, including drinking, food preparation, watering lawns and gardens, bathing, and washing clothe...

Journal: :iranian journal of health sciences 0
z yousefi department of environmental health engineering, school of public health, health sciences research center, mazandaran university of medical sciences, sari, iran s.r. aghili department of medical mycology and parasitology, school of medicine, mazandaran university of medical sciences, sari, iran, r ebrahimzadeh school of public health, mazandaran university of medical sciences b salmanian faculty member of farhangian university of mazandaran, sari, iran

background and purpose: one of the most prominent concerns for the water consumers is pathogenic microorganism contamination. wells and underground water resources are the main resources of drinking water in sari city, iran. the main objectives of the research project were to explore the distribution and frequency of mycoflora in wells and underground water resources of the city and their conta...

Journal: :Annals of agricultural and environmental medicine : AAEM 2014
Angelina Wójcik-Fatla Violetta Zając Bernard Wasiński Jacek Sroka Ewa Cisak Anna Sawczyn Jacek Dutkiewicz

Leptospira is an important re-emerging zoonotic human pathogen, disseminated by sick and carrier animals, water and soil. Weather calamities, such as flooding or cyclones favour the spreading of these bacteria. To check a potential role of natural water and soil in the persistence and spread of Leptospira on the territory of eastern Poland, 40 samples of natural water and 40 samples of soil wer...

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