نتایج جستجو برای: tds and ec therefore

تعداد نتایج: 16835441  

2018
Hamed Soleimani Abbas Abbasnia Mahmood Yousefi Ali Akbar Mohammadi Fazlollah Changani Khorasgani

In present study 30 groundwater samples were collected from Sarpol-e Zahab area, Kermanshah province of Iran in order to assess the quality of groundwater in subjected area and determining its suitability for drinking and agricultural purposes. Also the variations in the quality levels of groundwater were compared over the years of 2015 and 2016. Statistical analyses including Spearman correlat...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده علوم انسانی 1391

the rise and stublishment of safavid dynasty was depend on triangle of tasavof, tashayo and royalty, kings legitimized their power upon these. therefore for the understanding the functions of that period we must explore the role of this elements. although application and emphsise upon dignities such as; complete mentor (morshede kamel), deputy of absent imam (nayebe imame ghayeb), and god’s sha...

Journal: :Water 2022

Continuous monitoring of drinking water quality is essential in terms the levels heavy metals and toxic substances, especially developing countries like Pakistan. Therefore, this study aimed to investigate groundwater residential areas Rajanpur District, Groundwater samples (n = 200) were collected from various sites area analyzed by situ tests (pH, EC, TDS, temperature, turbidity), concentrati...

Journal: Pollution 2017

Groundwater makes up an important part of global freshwater resources, though it is often threatened by overuse of natural resources along with abundant production of wastes in modern society. This study aims to investigate the removal of three heavy metals including nickel, cadmium, and lead from groundwater via electrocoagulation, a suitable method for treatment of water-soluble compounds, de...

 Background: The aim of this study was to evaluate the physical and chemical quality of groundwater in the villages of Qom province during summer 2014, and to compare the results with Iran’s Standard No. 1053. Methods: This research is a descriptive sectional study. During the investigation, one step sampling with the necessary repetitions (if necessary) was performed of each ...

ژورنال: علوم آب و خاک 2022

Investigation and analysis of groundwater quality to monitor contamination and identify the most important pollutants and pollution points is one of the research fields. The objective of this research was to plan to improve groundwater quality on various spatial and temporal scales. Groundwater information of Maragheh-Bonab plain was collected from 26 wells in 10 years (2001-2011) with 454 samp...

Journal: :جغرافیا و مخاطرات محیطی 0

1. introduction inflation of population and rising living standards in many countries need to be enhanced the high quality water suitable for different uses such as agricultural, industrial and drinking sections. groundwater is one of the most important water supply sources which are encountered with many problems such as drawdown, recharge reduction due to low rainfall and different natural an...

Journal: :Water 2022

We surveyed and selectively sampled the major water sources in Bamyan city surrounding area to assess quality. Water quality measurements were taken situ more samples collected for laboratory analysis from canals, rivers, springs, wells, supply systems. In urban areas, systems provide 36% of drinking water, but rural this source accounts only 7% supplies. Wells comprise 33% 15% supplies, respec...

Journal: :Drinking Water Engineering and Science 2021

Abstract. The enormous problems caused by the scarcity of potable water and transmission waterborne diseases such as cholera, dracunculiasis, hepatitis, typhoid filariasis in some parts Nigeria have created a public health concern. Every day thousands lives are lost due to contact with diseases. insufficient medical resources available developing countries deployed towards treatment that can ea...

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