نتایج جستجو برای: sediment source fingerprinting

تعداد نتایج: 460757  

Journal: :Sustainability 2023

The silting process of urban reservoirs has been occurring in many regions across the world. However, identifying main sources sediment and controlling are still unsolved problems regions, mainly developing countries such as Brazil. In this study, we identify which land use most influences siltation reservoirs, how different tributary streams contribute to two located Campo Grande, Midwestern T...

Journal: :Geomorphology 2022

Sediment fingerprinting experiments have been used to demonstrate the sensitivity of numerical mixing model outputs different particle size distributions in source materials and experimental sediment mixtures. The study aims examine further grain effects distribution geochemical elements by soils through a laboratory experiment simulating sorting processes, investigate if fractions are influenc...

2012
Daniel F. R. Cleary Kornelia Smalla Leda C. S. Mendonça-Hagler Newton C. M. Gomes

Here, we use DGGE fingerprinting and barcoded pyrosequencing data, at six cut-off levels (85-100%), of all bacteria, Alphaproteobacteria and Betaproteobacteria to assess composition in the rhizosphere of nursery plants and nursery-raised transplants, native plants and bulk sediment in a mangrove habitat. When comparing compositional data based on DGGE fingerprinting and barcoded pyrosequencing ...

Journal: :Catena 2021

A sediment fingerprinting approach was applied to identify dominant sources in an area where soil conservation measures (i.e. terracing) had been carried out on steep, intensively cultivated lands but the outcome unknown. The wider purpose provide scientific evidence inform decisions erosion control and mitigation strategies could be further targeted. Geochemical fingerprints were used quantify...

2012
Dimuthu Wijeyaratne Marinus Otte

.......................................................................................................................................... 1 Acknowledgements ......................................................................................................................... 2 1.0. Introduction ....................................................................................................

Journal: :International Journal of Antennas and Propagation 2015

Journal: :Journal of Soils and Sediments 2023

Abstract Purpose Lake Victoria has been increasingly silting over the past decades, impacting water quality and loss of biodiversity. Sediment control strategies require information on relative absolute contributions sediment from different sources. However, to date, there is no continuous monitoring flux or in any tributaries, prohibiting an assessment scale problem. The aim this study was tra...

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