نتایج جستجو برای: tds and ec therefore

تعداد نتایج: 16835441  

علی شبانی, محمدهادی فتاحی

هدف از اجرای این تحقیق، بررسی تأثیرات میزان بارندگی بر کیفیت شیمیایی منابع آب شرب واقع در شهرهای آباده، اقلید، صفاشهر، بوانات، پاسارگاد، مرودشت و زرقان بر روی متغیرهای EC، PH، TDS، F و NO3 در سازندهای آبرفتی ...

Journal: :Water 2023

Total dissolved solids (TDS) concentration determination in water bodies is sophisticated, time-consuming, and involves expensive field sampling laboratory processes. TDS has, however, been linked to electrical conductivity (EC) temperature. Compared monitoring concentrations, EC temperature simpler, inexpensive, takes less time. This study, therefore, applied several machine learning (ML) appr...

Journal: :Sustainability 2023

The discharge of industrial waste into water bodies without significant treatment can be a source pollution. This study was conducted to assess the impact wastewater on quality in rivers around Bole Lemi Industrial Park (BLIP). Data were collected from six sampling stations midstream, downstream, and upstream locations between May June 2021. In situ (pH, electrical conductivity [EC], total susp...

Journal: :Journal of Water and Climate Change 2022

Abstract Improving the performance of machine learning (ML) algorithms is essential for accurately estimating water quality parameters (WQPs). For first time, a novel hybrid framework, namely adaptive neural fuzzy inference system–discrete wavelet transform–gradient-based optimization (ANFIS–DWT–GBO), estimation electrical conductivity (EC) and total dissolved solids (TDS), used. Before WQPs, A...

Journal: :American Journal of Analytical Chemistry 2022

Greywater, a type of wastewater, may be hazardous to human health and ecosystems. Greywater is large fraction wastewater that needs adequate attention for remediation reuse in the agricultural sector so part water problem can sorted out. This study aims develop rapid method greywater treatment agriculture. A microfilter consisting sand, clay, organo-clay, charcoal, biochar was designed tested t...

Journal: :Applied Water Science 2023

Abstract In the present study, seasonal autoregressive integrated moving average (SARIMA) time series models, nonlinear BL model, multi-layer perceptron artificial neural network and SARIMA-bilinear hybrid models were employed to predict quality parameters of total dissolved solids (TDS), sodium adsorption ratio (SAR), electrical conductivity (EC) in Maroon basin Khuzestan Province. For fitting...

Journal: :Journal of clinical pathology 1991
T T MacDonald M Y Choy J Spencer P I Richman T Diss B Hanchard S Venugopal D A Bundy E S Cooper

Caecal biopsy specimens from Jamaican children with the Trichuris dysentery syndrome (TDS) and age matched Jamaican controls were investigated by immunohistochemistry and by light microscopy. Biopsy specimens from all children (with TDS and controls) showed a mild to moderate increase in inflammatory cells. Except in the vicinity of the worm, where the epithelium was flattened, there was no oth...

Journal: :Journal of Applied and Natural Science 2023

The Himalayan region has several freshwater resources, such as rivers, lakes, and wetlands. These resources have been adversely affected by environmental factors. Freshwater biological systems are defenseless against outcomes of changes that might prompt the irreversible disintegration these natural surroundings. present study aimed to investigate effect biotic abiotic factors on Benthic macro-...

Journal: :Discover water 2023

Abstract The water quality of various resources is changing everywhere, including the high-altitude region, which may have adverse health effects on animals and human population. So far, not much study has been conducted high-mountain region resources. Therefore, this was at Leh-Ladakh, a to know different sources. For this, samples were collected from irrigation, stagnant (pond), Indus river a...

پایان نامه :دانشگاه رازی - کرمانشاه - دانشکده ادبیات و علوم انسانی 1393

in recent years, there has been a growing interest among researchers to investigate the relationship betweenteacher self-efficacy and classroom behavior management, especially students misbehavior. therefore, this study aimed to comparatively investigate english and arabic teachers’ use of different behavior managementstrategies, their self-efficacy, and their success in an iranian context. th...

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