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Wenzheng Zhang, Jiumao Cai, Guoliang Zhai, Lei Song and Mouchao Lv
The sand media filter is a crucial component of micro-irrigation filtration systems. Investigating the effects of various factors on filtration performance and the migration patterns of sediment particles within the filter can enhance the healthy operati...
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Miquel Duran-Ros, Joan Pujol, Toni Pujol, Sílvia Cufí, Gerard Arbat, Francisco Ramírez de Cartagena and Jaume Puig-Bargués
Pressurized sand media filters are commonly used in drip irrigation systems to prevent emitter clogging. However, the performance of these filters may be improved with more information about the retention of solids at different bed depths under different...
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Daneshi Navab, Banejad Hossein, Pirtag Hamedany Reza, Daneshi Vahab, Farokhi Maedeh
Pág. 276 - 286
Along with the technology development and increasing consumption of water resources, we are experiencing low qualities in the mentioned resources. Copper brings about serious environment al pollution, threatening human health and ecosystem. This metal fo...
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Karolina M. Smiech, Aize Tolsma, Tímea Kovács, Vlade Dalbosco, Kamuran Yasadi, Leo Groendijk and Luewton L. F. Agostinho
Arsenic contamination of groundwater is a major public health concern worldwide. The problem has been reported mainly in southern Asia and, especially, in Bangladesh. Slow-sand filters (SSF) augmented with iron were proven to be a simple, low-cost and de...
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Hoi Jin Kim, Jae-Woo Choi, Tae-Han Kim, Jong-Sup Park and Byungryul An
The water quality of a waterbody influenced by stormwater runoff was tested in a lab-scale setting by filtration. The filtration bed was packed with two or three types of media, sand, bottom ash (BA), and woodchips (WC), and tested with three hydraulic c...
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Marta Vignola, David Werner, Matthew J. Wade, Paola Meynet, Russell J. Davenport
Pág. 499 - 508
Little is known about the forces that determine the assembly of diverse bacterial communities inhabiting drinking water treatment filters and how this affects drinking water quality. Two contrasting ecological theories can help to understand how natural ...
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Ezequiel Q. Segismundo, Lee-Hyung Kim, Sang-Man Jeong, Byung-Sik Lee
Pág. 1 - 18
The performance of stormwater infiltration systems depends significantly on the infiltration/filtration characteristics of filter media. Sand media have been frequently used due to their abundance and acceptable pollutant removal efficiency. Bottom ash m...
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Saroj Kandel, Jason Vogel, Chad Penn, Glenn Brown
Pág. 1 - 13
Bioretention cells (BRCs) have shown potential for storm water quantity and quality control. However, the phosphorus (P) removal in BRC has been variable due to differences of soil properties in filter media. The objectives of this research were to ident...
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Sheila Youngblood, Jason Vogel, Glenn Brown, Daniel Storm, Alex McLemore, Saroj Kandel
Pág. 1 - 12
Microbial pollution in stormwater is a concern in urban areas across the U.S. and is a leading cause of water-quality impairment in the United States. This issue may be addressed through the use of best management practices (BMPs) and target limits for p...
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Laura A. Schifman, Varun K. Kasaraneni, Ryan K. Sullivan, Vinka Oyanedel-Craver and Thomas B. Boving
Non-point source pollution of stormwater contributes high contaminant loads into surface water bodies and poses a threat to the ecosystem, public health and economy. Although (pre)treatment standards have not been introduced at the federal level, Rhode I...
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