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Wyszukujesz frazę "Eichhornia crassipes" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
Photochemical studies of Eichhornia crassipes (Water Hyacinth)
Autorzy:
Ratan, A.
Verma, V. N.
Powiązania:
https://bibliotekanauki.pl/articles/412466.pdf
Data publikacji:
2014
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Water Hyacinth
Eichhornia crassipes
AAS
Elements
metals
Opis:
Eichhornia crassipes is a floating macrophyte. It is capable of assimilating large quantities of toxic metals, some of which are essential for plant growth. Water Hyacinth grows rapidly in water with a high level of nutrients like nitrogen and phosphorous. The plants have been shown to absorb trace elements such as Silver (Ag), Lead (Pb), Cadmium (Cd) and Copper (Cu) reported by Lu et al [1]. The purpose of this study is to determine the distribution of heavy metals in different parts of the Water Hyacinth . Such a detail study has been taken for the first time. It is expected that the metal distribution within the plant species would be a representation of the concentration and distribution of the water in which it is found. Plants have the ability to accumulate non-essential and essential trace elements and this ability could be harnessed to remove pollutant metals from the environment. Aluminum, cadmium, calcium, copper, iron, lead, magnesium and zinc have been found in different amounts in roots, stems , leaves and flowers.
Źródło:
International Letters of Chemistry, Physics and Astronomy; 2014, 11, 3; 214-222
2299-3843
Pojawia się w:
International Letters of Chemistry, Physics and Astronomy
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Estimation of Design Model Constants for a Constructed Wetland with Palm Kernel Shell as Substrate for Slaughterhouse Wastewater Treatment
Autorzy:
Okoye, Nelson Mbanefo
Madubuike, Chimaobi Nnaemeka
Nwuba, Ifeanyi Uba
Powiązania:
https://bibliotekanauki.pl/articles/1161604.pdf
Data publikacji:
2018
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Constructed Wetland
Eichhornia crassipes
Palm Kernel Shell
Physicochemical Parameters
Slaughterhouse Wastewater
Thalia geniculate
k-C* Model
Opis:
Design of horizontal subsurface flow constructed wetlands using the state of the art k-C* first order model requires the use of correct model constants to ensure that the design systems meets the required treatment standards. The aim of the study was to estimate the model constants for the design of a field scale horizontal subsurface flow constructed wetland to treat slaughterhouse wastewater using palm kernel shell as substrate. A 40 days column incubation was conducted and the model was fitted to experimental data. Rate constant (k20) values of 0.604/day, 0.623/day, 0.278/day, 0.323/day and 0.306/day were obtained for BOD, TSS, NH4-N, NO3-N and PO43-. Estimated model constants were compared to the universal values in the literature which revealed very significant variations in the obtained wetland surface area.
Źródło:
World Scientific News; 2018, 112; 153-164
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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