نتایج جستجو برای: iran total water samples

تعداد نتایج: 1695689  

تقی زاده, عطریه, یوسفی, ذبیح الله,

Background and purpose: Fluoride is one of the most important elements in the composition of teeth and bones. Itcan enter the body through different ways. The main means of absorption is drinking water. This study was done to determine the amount of fluorine in drinking-water resources of rural areas in Mazandaran province. Material and methods: This retrospective descriptive study was carr...

Journal: :iranian journal of health sciences 0
babak djahed department of environmental health engineering, school of public health, iranshahr university of medical sciences, mohammad reza narooie department of environmental health engineering, school of public health, iranshahr university of medical sciences, seyed ali kazeminejad department of civil and environmental engineering, school of engineering, university of texas, arlington, usa esmaeel shahsavani department of environmental health engineering, school of public health, shiraz university of medical sciences, edris bazrafshan department of environmental health engineering, school of health, health promotion research center, zahedan

background and purpose: today, by increasing different pollutants, the continuous monitoring of surface waters is essential. dorudzan dam is one of the main sources of surface water in fars province, iran; hence, the current study investigated the quality  of dorudzan reservoir for drinking and irrigation consumptions. materials and methods: in this study, various physicochemical parameters [ph...

Journal: :بهداشت و توسعه 0
منصوره دهقانی استادیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت و تغذیه، دانشگاه علوم پزشکی شیراز، شیراز، ایران محمد دوله کارشناس ارشد مهندسی محیط زیست، دانشگاه آزاد اسلامی بندرعباس، بندرعباس، ایران حسن هاشمی مربی، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی شهرکرد، شهرکرد، ایران نرگس شمس الدینی دانشجوی کارشناس ارشد، گروه مهندسی بهداشت محیط، دانشکده بهداشت و تغذیه، دانشگاه علوم پزشکی شیراز، شیراز، ایران mansoureh deghani assistant professor, department of environment health engineering, school of health and nutrition, shiraz university of medical sciences, shiraz ,iran mohammad doleh master of environment engineering, islamic azad university, bandar abbas branch, bandar abbas, iran

background: desalination plants have an important role in providing community drinking water. the increasing trend of water consumption and decrease of natural resources of fresh water make this role even more important. the aim of this study was to evaluate the quality of inlet and outlet water of desalination plants by reverse osmosis (ro) process in qeshm, iran and also to compare the qualit...

BACKGROUND: Bovine leukemia virus (BLV) is an oncogenic deltaretrovirus causing a persistent lifelong infection of B lymphocytes. In addition to the domestic cattle, the virus can also infect water buffaloes. OBJECTIVES: Recent investigations have demonstrated the increasing prevalence of BLV infection among cattle population in Iran. Large popul...

2015
Payvand Maktabi Mehran Javaheri Baboli Ali Reza Jafarnejadi Abolfazl Askary Sary

The Karoun River is major source of water for warm‌water fish culture industry in southwest of Iran. The aim of the present study was to investigate the distribution of mercury in tissues of marketable common carp and in bottom sediments of fish farms in Khouzestan province. This study was carried out on 45 fish farms that are located on the bank of the Karoun River in Khouzestan province, sout...

Journal: :Journal of the American Veterinary Medical Association 2002
Daniel H Gould David A Dargatz Franklyn B Garry Dwayne W Hamar Paul F Ross

OBJECTIVE To analyze the sulfur content of water and forage samples from a geographically diverse sample of beef cow-calf operations in the United States and to estimate frequency and distribution of premises where forage and water resources could result in consumption of hazardous amounts of sulfur by cattle. DESIGN Cross-sectional study. SAMPLE POPULATION 709 forage samples from 678 beef ...

2016
Narayan Dutt Pant Nimesh Poudyal Shyamal Kumar Bhattacharya

BACKGROUND Water-related diseases are of great concern in developing countries like Nepal. Every year, there are countless morbidity and mortality due to the consumption of unsafe drinking water. Recently, there have been increased uses of bottled drinking water in an assumption that the bottled water is safer than the tap water and its use will help to protect from water-related diseases. So, ...

2013
Shahabi Mohamadabadi Mehran Hoodaji Davood Hashemabadi Mitra Ataabadi

Plants are the most common bioindicatorsused in air quality biomonitoring studies because they are immobile and they have more sensitive to the most prevalent air pollutants than humans and animals. To identify the concentrations and sources of heavy metals in ornamental plants of Isfahan landscape, samples of leaves and soil around Pinuseldarica and Nerium oleander were collected at different ...

Journal: :تحقیقات نظام سلامت 0
بیژن بینا استاد، گروه مهندسی بهداشت محیط، دانشکده بهداشت، مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. امیر محمدی دانشجوی کارشناسی ارشد، کمیته تحقیقات دانشجویی، گروه مهندسی بهداشت محیط، دانشکده بهداشت و مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران افشین ابراهیمی استادیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. محمدمهدی امین دانشیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. حمیدرضا پورزمانی استادیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران سپیده نعمتی منصور دانشجوی کارشناسی ارشد، گروه مهندسی بهداشت محیط، دانشکده بهداشت و تغذیه، دانشگاه علوم پزشکی تبریز، تبریز، ایران.

background: the goal of this study was to survey the total residual chlorine and chloroform in the water distribution system of isfahan, iran, and zoning of obtained results using gis. methods: in this cross-sectional study, total residual chlorine was tested in the sampling points of the water distribution system of isfahan and chloroform was measured with standard methods and after transferri...

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