An experimental investigation on phytoremediation performance of water lettuce (Pistia stratiotes L.) for pollutants removal from paper mill effluent
The present study describes the phytoremediation performance of water lettuce (Pistia stratiotes L.) for physicochemical pollutants elimination from paper mill effluent (PME). For this, pot (glass aquarium) experiments were conducted using 0% (BWW: borewell water), 25%, 50%, 75%, and 100% treatments...
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2021
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my.utm.974082022-10-10T07:16:03Z http://eprints.utm.my/id/eprint/97408/ An experimental investigation on phytoremediation performance of water lettuce (Pistia stratiotes L.) for pollutants removal from paper mill effluent Singh, Jogendra Kumar, Vinod Kumar, Pankaj Kumar, Piyush Yadav, Krishna Kumar Cabral-Pinto, Marina M. S. Kamyab, Hesam Chelliapan, Shreeshivadasan T Technology (General) The present study describes the phytoremediation performance of water lettuce (Pistia stratiotes L.) for physicochemical pollutants elimination from paper mill effluent (PME). For this, pot (glass aquarium) experiments were conducted using 0% (BWW: borewell water), 25%, 50%, 75%, and 100% treatments of PME under natural day/light regime. Results of the experiments showed that the highest removal of pH (10.75%), electrical conductivity (EC: 63.82%), total dissolved solids (TDS: 71.20%) biological oxygen demand (BOD: 85.03%), chemical oxygen demand (COD: 80.46%), total Kjeldahl's nitrogen (TKN: 93.03%), phosphorus (P: 85.56%), sodium (Na: 91.89%), potassium (K: 84.04%), calcium (Ca: 84.75%), and magnesium (Mg: 83.62%), most probable number (MPN: 77.63%), and standard plate count (SPC: 74.43%) was noted in 75% treatment of PME after treatment by P. stratiotes. PCA showed the best vector length for TKN, Na, and Ca. The maximum plant growth parameters including, total fresh biomass (81.30 ± 0.28 g), chlorophyll content (3.67 ± 0.05 mg g-1 f.wt), and relative growth rate (0.0051 gg-1 d-1) was also measured in 75% PME treatment after phytoremediation experiments. The findings of this study make useful insight into the biological management of PME through plant-based pollutant eradication while leftover biomass may be used as a feedstock for low-cost bioenergy production. Practitioner points: Biological treatment of paper mill effluent using water lettuce is presented. Best reduction of physicochemical and microbiological pollutants was attained in 75% treatment. Maximum production of chlorophyll, plant biomass, and highest growth rate was also observed in 75% treatment. John Wiley and Sons Inc CODEN 2021 Article PeerReviewed Singh, Jogendra and Kumar, Vinod and Kumar, Pankaj and Kumar, Piyush and Yadav, Krishna Kumar and Cabral-Pinto, Marina M. S. and Kamyab, Hesam and Chelliapan, Shreeshivadasan (2021) An experimental investigation on phytoremediation performance of water lettuce (Pistia stratiotes L.) for pollutants removal from paper mill effluent. Water Environment Research, 93 (9). pp. 1543-1553. ISSN 1061-4303 http://dx.doi.org/10.1002/wer.1536 DOI : 10.1002/wer.1536 |
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T Technology (General) Singh, Jogendra Kumar, Vinod Kumar, Pankaj Kumar, Piyush Yadav, Krishna Kumar Cabral-Pinto, Marina M. S. Kamyab, Hesam Chelliapan, Shreeshivadasan An experimental investigation on phytoremediation performance of water lettuce (Pistia stratiotes L.) for pollutants removal from paper mill effluent |
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The present study describes the phytoremediation performance of water lettuce (Pistia stratiotes L.) for physicochemical pollutants elimination from paper mill effluent (PME). For this, pot (glass aquarium) experiments were conducted using 0% (BWW: borewell water), 25%, 50%, 75%, and 100% treatments of PME under natural day/light regime. Results of the experiments showed that the highest removal of pH (10.75%), electrical conductivity (EC: 63.82%), total dissolved solids (TDS: 71.20%) biological oxygen demand (BOD: 85.03%), chemical oxygen demand (COD: 80.46%), total Kjeldahl's nitrogen (TKN: 93.03%), phosphorus (P: 85.56%), sodium (Na: 91.89%), potassium (K: 84.04%), calcium (Ca: 84.75%), and magnesium (Mg: 83.62%), most probable number (MPN: 77.63%), and standard plate count (SPC: 74.43%) was noted in 75% treatment of PME after treatment by P. stratiotes. PCA showed the best vector length for TKN, Na, and Ca. The maximum plant growth parameters including, total fresh biomass (81.30 ± 0.28 g), chlorophyll content (3.67 ± 0.05 mg g-1 f.wt), and relative growth rate (0.0051 gg-1 d-1) was also measured in 75% PME treatment after phytoremediation experiments. The findings of this study make useful insight into the biological management of PME through plant-based pollutant eradication while leftover biomass may be used as a feedstock for low-cost bioenergy production. Practitioner points: Biological treatment of paper mill effluent using water lettuce is presented. Best reduction of physicochemical and microbiological pollutants was attained in 75% treatment. Maximum production of chlorophyll, plant biomass, and highest growth rate was also observed in 75% treatment. |
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Article |
author |
Singh, Jogendra Kumar, Vinod Kumar, Pankaj Kumar, Piyush Yadav, Krishna Kumar Cabral-Pinto, Marina M. S. Kamyab, Hesam Chelliapan, Shreeshivadasan |
author_facet |
Singh, Jogendra Kumar, Vinod Kumar, Pankaj Kumar, Piyush Yadav, Krishna Kumar Cabral-Pinto, Marina M. S. Kamyab, Hesam Chelliapan, Shreeshivadasan |
author_sort |
Singh, Jogendra |
title |
An experimental investigation on phytoremediation performance of water lettuce (Pistia stratiotes L.) for pollutants removal from paper mill effluent |
title_short |
An experimental investigation on phytoremediation performance of water lettuce (Pistia stratiotes L.) for pollutants removal from paper mill effluent |
title_full |
An experimental investigation on phytoremediation performance of water lettuce (Pistia stratiotes L.) for pollutants removal from paper mill effluent |
title_fullStr |
An experimental investigation on phytoremediation performance of water lettuce (Pistia stratiotes L.) for pollutants removal from paper mill effluent |
title_full_unstemmed |
An experimental investigation on phytoremediation performance of water lettuce (Pistia stratiotes L.) for pollutants removal from paper mill effluent |
title_sort |
experimental investigation on phytoremediation performance of water lettuce (pistia stratiotes l.) for pollutants removal from paper mill effluent |
publisher |
John Wiley and Sons Inc CODEN |
publishDate |
2021 |
url |
http://eprints.utm.my/id/eprint/97408/ http://dx.doi.org/10.1002/wer.1536 |
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13.211869 |