نتایج جستجو برای: respectively also groundwater dominant anions are

تعداد نتایج: 6382155  

This study was carried out in the Middle Governorate of Gaza Strip, Palestine. The coastal aquifer is the main source of water for domestic, agricultural, and industrial purposes in the study area. During the last three decades the aquifer has deteriorated to a high degree in the quality and quantity due to the over-pumping and the encroachment of seawater.  Hydrogeochemical analysis for ground...

2009
N. Kannan Sabu Joseph

Groundwater is an essential and vital component of our life support system. The groundwater resources are being utilized for drinking, irrigation and industrial purposes. There is growing concern on deterioration of groundwater quality due to geogenic and anthropogenic activities. Groundwater, being a fragile must be carefully managed to maintain its purity within standard limits. So, quality a...

Faride Ansari Samany Reza Lalehzari,

Groundwater contamination is a serious problem facing the countries. Because groundwater is vulnerable to contamination from a variety of sources, and, once contaminated, it is very difficult to restore to its original quality. The main objective of this study was evaluation of groundwater quality in Shahrekord aquifer and finding the source of the groundwater contamination. Some of the chemica...

Faride Ansari Samany Reza Lalehzari,

Groundwater contamination is a serious problem facing the countries. Because groundwater is vulnerable to contamination from a variety of sources, and, once contaminated, it is very difficult to restore to its original quality. The main objective of this study was evaluation of groundwater quality in Shahrekord aquifer and finding the source of the groundwater contamination. Some of the chemica...

Journal: :journal of water sciences research 2012
f ghadimi m ghomi

this paper presents results of hydro-chemical processes controlling groundwater chemical composition, using an integrated application of hierarchical cluster analysis and factor analysis of a major ion data set of groundwater from mighan playa aquifer. cluster analysis classified samples into four clusters(a, b, c and d) according to their dominant chemical composition: cluster a (dominant comp...

Journal: :مجله علوم کشاورزی ایران 0
محمد جعفری محمدعلی زارع چاهوکی علی طویلی مرجان شفیع زاده نصرآبادی

to find the nutritional condition of plants as related to the tatus of soil nutrients, also for an evaluation of soil solution toxicity and nutrition of plants in salt affected soils, it is preferred to study the activity of these elements rather than their concentrations. to calculate the ionic strength of a solution the concentrations of all cations and anions are needed which is very time co...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان 1389

wireless sensor networks (wsns) are one of the most interesting consequences of innovations in different areas of technology including wireless and mobile communications, networking, and sensor design. these networks are considered as a class of wireless networks which are constructed by a set of sensors. a large number of applications have been proposed for wsns. besides having numerous applic...

Journal: :iranian journal of environmental sciences 0
mashura shammi dept. of environmental sciences jahangirnagar university bikash karmakar department of environmental sciences, jahangirnagar university, dhaka, bangladesh md. mostafizur rahman department of environmental sciences, jahangirnagar university, dhaka, bangladesh faculty of environmental earth science, graduate school of environmental science, hokkaido university, sapporo, japan md saiful islam department of environmental biology and chemistry, graduate school of science and engineering for research, university of toyama, gofuku 3190, toyama 930-8555, japan. rashadur rahaman dept of environmental sciences, jahangirnagar university, savar dhaka bangladesh khabir uddin department of environmental sciences, jahangirnagar university, dhaka, bangladesh

batiaghata upazila, khulna district in south-west coastal region of bangladesh is the mostly saline affected area, where agriculture activities are mainly dependent on rainfall. 23 water samples from surface water and shallow tube well (stw) were collected in the monsoon season and analyzed for physico-chemical properties to classify them according to salinity hazard. electrical conductivity (e...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده ادبیات و علوم انسانی 1389

abstract abstract of thesis (includes summary, goals, execution methods, and results) story “al-obnosat al-bayza” is one of the short stories from “hanna mineh” collection. this story is a selection of lives of some humans during a voyage together, each of them is a symbol of human nature (love, mind, kindness) and examine social, cultural, and political aspects of governing system, and it...

2002
J. Reddy Zhonghua Zhang Katta J. Reddy

To better understand the potential toxicity of Se, it is necessary to know the concentration of different Se ionic species (e.g., Se032-and Se042-). The hydride generation atomic absorption spectrophotometry (HGAAS) method of Se analysis cannot separate Se into individual ionic species. Ion chromatography (IC) can determine Se032-and Se042-concentrations simultaneously; however, common anions, ...

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