Remediation of Pb and Cd Polluted Soils with Fulvic Acid

Heavy metal pollution is among the important environmental problems in the world. Many techniques have already been used to remove the heavy metals such as lead (Pb) and cadmium (Cd). Among them, the phytoremediation method is an environmentally friendly and green technology. This study was carried...

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Autores principales: Aslihan Esringü, Metin Turan, Asli Cangönül
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Publicado: MDPI AG 2021
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spelling oai:doaj.org-article:89df369eb0b5480288863bec45ba10542021-11-25T17:39:29ZRemediation of Pb and Cd Polluted Soils with Fulvic Acid10.3390/f121116081999-4907https://doaj.org/article/89df369eb0b5480288863bec45ba10542021-11-01T00:00:00Zhttps://www.mdpi.com/1999-4907/12/11/1608https://doaj.org/toc/1999-4907Heavy metal pollution is among the important environmental problems in the world. Many techniques have already been used to remove the heavy metals such as lead (Pb) and cadmium (Cd). Among them, the phytoremediation method is an environmentally friendly and green technology. This study was carried out to determine the efficiency of fulvic acid (FA) application in removing Pb and Cd from polluted soil using <i>Tagetes eracta</i> L. and <i>Zinnia elegans</i> Jacq. ornamental plants. The results indicated that, FA application, number of flower per plants, and plant fresh weight of <i>Tagetes eracta</i> plants and <i>Zinnia elegans</i> plants increased 187.5%, 104.5% and 155.5%, 57.7%, respectively with application of 7000 mg L<sup>−1</sup> FA at 100 mg kg<sup>−1</sup> Pb pollution condition, whereas 42.85%, 16.5%, and 44.4–36.1% with application of 7000 mg L<sup>−1</sup> FA at 30 mg kg<sup>±1</sup> Cd pollution condition, respectively. With the FA application in the <i>Zinnia elegans</i> plant, the root part has accumulated 51.53% more Pb than the shoot part. For Cd, the shoot part accumulated 35.33% more Cd than the root. The effect of FA application on superoxide dismutase (SOD), peroxidase (POD) and, catalase (CAT) of the <i>Tagetes eracta</i> were decreased as 32.7%, 33.1%, and 35.1% for Pb, 21.2%, 25.1%, and 26,1%, for Cd, and 15.1%, 22.7%, and 37.7% for Pb, and 7.55%, 18.0%, and 18.8% for Cd were in <i>Zinnia elegans</i> respectively. In conclusion, <i>Tagetes eracta</i> and <i>Zinnia elegans</i> can not be recommended for remediation of Pb and Cd polluted area, but FA can be recommended for Pb and Cd stabilization in polluted soil.Aslihan EsringüMetin TuranAsli CangönülMDPI AGarticle<i>Zinnia elegans</i><i>Tagetes erecta</i>leadcadmiumphytoremediationremediation parametersPlant ecologyQK900-989ENForests, Vol 12, Iss 1608, p 1608 (2021)
institution DOAJ
collection DOAJ
language EN
topic <i>Zinnia elegans</i>
<i>Tagetes erecta</i>
lead
cadmium
phytoremediation
remediation parameters
Plant ecology
QK900-989
spellingShingle <i>Zinnia elegans</i>
<i>Tagetes erecta</i>
lead
cadmium
phytoremediation
remediation parameters
Plant ecology
QK900-989
Aslihan Esringü
Metin Turan
Asli Cangönül
Remediation of Pb and Cd Polluted Soils with Fulvic Acid
description Heavy metal pollution is among the important environmental problems in the world. Many techniques have already been used to remove the heavy metals such as lead (Pb) and cadmium (Cd). Among them, the phytoremediation method is an environmentally friendly and green technology. This study was carried out to determine the efficiency of fulvic acid (FA) application in removing Pb and Cd from polluted soil using <i>Tagetes eracta</i> L. and <i>Zinnia elegans</i> Jacq. ornamental plants. The results indicated that, FA application, number of flower per plants, and plant fresh weight of <i>Tagetes eracta</i> plants and <i>Zinnia elegans</i> plants increased 187.5%, 104.5% and 155.5%, 57.7%, respectively with application of 7000 mg L<sup>−1</sup> FA at 100 mg kg<sup>−1</sup> Pb pollution condition, whereas 42.85%, 16.5%, and 44.4–36.1% with application of 7000 mg L<sup>−1</sup> FA at 30 mg kg<sup>±1</sup> Cd pollution condition, respectively. With the FA application in the <i>Zinnia elegans</i> plant, the root part has accumulated 51.53% more Pb than the shoot part. For Cd, the shoot part accumulated 35.33% more Cd than the root. The effect of FA application on superoxide dismutase (SOD), peroxidase (POD) and, catalase (CAT) of the <i>Tagetes eracta</i> were decreased as 32.7%, 33.1%, and 35.1% for Pb, 21.2%, 25.1%, and 26,1%, for Cd, and 15.1%, 22.7%, and 37.7% for Pb, and 7.55%, 18.0%, and 18.8% for Cd were in <i>Zinnia elegans</i> respectively. In conclusion, <i>Tagetes eracta</i> and <i>Zinnia elegans</i> can not be recommended for remediation of Pb and Cd polluted area, but FA can be recommended for Pb and Cd stabilization in polluted soil.
format article
author Aslihan Esringü
Metin Turan
Asli Cangönül
author_facet Aslihan Esringü
Metin Turan
Asli Cangönül
author_sort Aslihan Esringü
title Remediation of Pb and Cd Polluted Soils with Fulvic Acid
title_short Remediation of Pb and Cd Polluted Soils with Fulvic Acid
title_full Remediation of Pb and Cd Polluted Soils with Fulvic Acid
title_fullStr Remediation of Pb and Cd Polluted Soils with Fulvic Acid
title_full_unstemmed Remediation of Pb and Cd Polluted Soils with Fulvic Acid
title_sort remediation of pb and cd polluted soils with fulvic acid
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/89df369eb0b5480288863bec45ba1054
work_keys_str_mv AT aslihanesringu remediationofpbandcdpollutedsoilswithfulvicacid
AT metinturan remediationofpbandcdpollutedsoilswithfulvicacid
AT aslicangonul remediationofpbandcdpollutedsoilswithfulvicacid
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