نتایج جستجو برای: water quality parameter

تعداد نتایج: 1449277  

Journal: :Indonesian Journal of Electrical Engineering and Computer Science 2021

<p>Water quality plays a major role in issues related to public health and marine life. Hence, monitoring river for contaminations is vital ensuring safe sustainable water resources. Conventional method assessing index costly as it requires considerable amount of time laboratory Therefore, this study proposes model based on artificial neural network. A six-year data Air Busuk River obtain...

Journal: :Journal of environmental sciences 2016
Huiping Huang Christopher W K Chow Bo Jin

Understanding the complexity of dissolved organic matter (DOM) in stormwater has drawn a lot of interest, since DOM from stormwater causes not only environmental impacts, but also worsens downstream aquatic quality associated with water supply and treatability. This study introduced and employed high-performance size exclusion chromatography (HPSEC) coupled with an ultraviolet-visible (UV-vis) ...

Journal: :iranian journal of public health 0
k. imandel m. shariat r. shah-nazari

to know the water quality characteristics of tehran subterranean canals, from 20 feb. 1978 to 23 sept. 1978, samples were taken from 23 of them by simple random sampling without replacement, and were analyzed according to the 14th edition of standards method for the examination of water and waste water 1975. arithmetic average concentration of water analyses of 23 subterranean canals were drawn...

Journal: :iranian journal of public health 0
siti farizwana mohd ridzwan 1. faculty of medicine universiti kebangsaan malaysia medical centre , kuala lumpur, malaysia. zurahanim fasha anual 2. environmental health research centre, institute for medical research , malaysia. mazrura sahani 3. faculty of health sciences, universiti kebangsaan malaysia , kuala lumpur, malaysia. ahmad rohi ghazali 3. faculty of health sciences, universiti kebangsaan malaysia , kuala lumpur, malaysia.

neurotoxicants present in water supply may affect human functions in terms of attention, response speed and perceptual motor speed. neurobehavioural performance can be influenced by gender, age and education levels. this study aims to assess the neurobehavioral performance of palm oil estate residents with private water supply in southern peninsular of malaysia.a total of 287 and 246 participan...

2010

Maintaining drinking water quality is essential to water companies and their customers. However, agricultural non-point source pollution of waterways is a major cause of water quality degradation. In this paper we examine the feasibility of using payments financed by a water company to pay farmers to adjust agricultural land management practices to protect water quality. We use the choice exper...

ژورنال: سلامت و محیط زیست 2013
امیر مرادی, کیمیا, بانژاد, حسین, علیائی, احسان, کمالی, مهسا,

Background and Objectives: Rivers are the most important resources supplying drinking, agricultural, and industrial water demand. Their quality fluctuates frequently due to crossing from different regions and beds as well as their direct relationship with their peripheral environments. Thus, it is essential to be considered the surveying and predicating changes in the water qualitative paramete...

2015
Ranran Li Zhihong Zou Rao Bhamidiammarri Kiran Tota-Maharaj

An integrated approach using the inverse method and Bayesian approach, combined with a lake eutrophication water quality model, was developed for parameter estimation and water environmental capacity (WEC) analysis. The model was used to support load reduction and effective water quality management in the Taihu Lake system in eastern China. Water quality was surveyed yearly from 1987 to 2010. T...

Journal: :international journal of epidemiology research 0
zeynab baboli 1environmental health engineering dept., behbahan university of medical sciences, behbahan, i.r. iran abdolkazem neisi department of environmental health engineering, ahvaz jundishapur university of medical sciences, ahvaz, iran zeynab ghaeed rahmat department of environmental health engineering, behbahan faculty of medical sciences, behbahan, iran masoumeh alidosti department of public health, behbahan university of medical sciences, behbahan, iran. ahmad bnadeei nejad department of environmental health engineering, behbahan faculty of medical sciences, behbahan, iran

background and aims: the main cause of many problems in developing countries is related to the provision of safe drinking water. since the health of drinking water is important in the busy centers such as hospitals, clinics and health centers, this study was done to investigate the role of water coolers connected to the municipal system in microbial quality of drinking water in behbahan city. m...

Journal: :journal of mining and environment 2010
e. von sperling c.a.p. grandchamp

the paper presents the case study of the current formation of a brazilian pit lake from an iron ore mining activity. the water used for the filling of the lake comes from rain, ground water and the complementary pumpage from a close river. at its final stage, which will be reached around year 2018, lake aguas claras will have a surface area of 0.67 km2 and the depth of 234 m, which will make it...

Journal: :poultry science journal 0
bazdidi h department of animal science, college of agriculture, university of birjand, birjand, iran afzali n department of animal science, college of agriculture, university of birjand, birjand, iran hosseini-vashan sj department of animal science, college of agriculture, university of birjand, birjand, iran ghiasi se department of animal science, college of agriculture, university of birjand, birjand, iran malekaneh m department of biochemistry, birjand university of medical sciences, birjand, iran

the aim of this study was to recognize the effects of dietary hempseed (hs) and hempseed oil (ho) on performance, egg quality and blood parameters of laying hens. a total of 320 hy-line 55-weeks laying hens were randomly allotted to eight dietary treatments with five replicates (8 birds each). the experimental treatments were offered as a completely randomized design as follow: control group (n...

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