RESIDUAL EFFECTS OF INORGANIC FERTILIZER AND BIOCHAR ON LEAD AND CADMIUM UPTAKE BY Amaranthus cruentus L. ON CONTAMINATED SOIL OF BAGEGA, NIGERIA

The need to remediate contaminated mine soils has led to the adoption of biochar technology. Soils obtained from gold mining sites are heavily contaminated soils due to the presence of heavy metal occlusions in the gold ores. Therefore, a two-trial study was conducted to assess heavy metal uptake by...

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Main Authors: Victor Odiamehi Onokebhagbe, Kingsley Chinyere Uzoma, Abdu Nafiu, Nkechi Mary Chinke, Ayorinde Ogunsesin, Adeniyi Olarewaju Adeleye
Format: Article
Language:English
Published: Zibeline International 2023-02-01
Series:Journal CleanWAS
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Online Access:https://jcleanwas.com/archives/1jcleanwas2023/1jcleanwas2023-13-19.pdf
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author Victor Odiamehi Onokebhagbe
Kingsley Chinyere Uzoma
Abdu Nafiu
Nkechi Mary Chinke
Ayorinde Ogunsesin
Adeniyi Olarewaju Adeleye
author_facet Victor Odiamehi Onokebhagbe
Kingsley Chinyere Uzoma
Abdu Nafiu
Nkechi Mary Chinke
Ayorinde Ogunsesin
Adeniyi Olarewaju Adeleye
author_sort Victor Odiamehi Onokebhagbe
collection DOAJ
description The need to remediate contaminated mine soils has led to the adoption of biochar technology. Soils obtained from gold mining sites are heavily contaminated soils due to the presence of heavy metal occlusions in the gold ores. Therefore, a two-trial study was conducted to assess heavy metal uptake by Amaranthus cruentus from biochar amended contaminated mine soils. The experiment was factorial and laid out in a completely randomized design with biochar at seven levels (control; woodchar and bonechar at three rates each) and mineral fertilizer (15-15-15 NPK) at three rates to give rise to twenty-one biochar and fertilizer treatment combinations with three replications. Harvested plant tissues were subjected to wet digestion to determine the concentrations of Pb and Cd. Determined Pb concentrations (0.82-1.04 and 0.74-1.15 mg kg-1) in plant tissues were under the critical limit of 2.0 mg kg-1 set by WHO. Cadmium concentrations (0.38-0.49 and 0.32-0.50 mg kg-1) in plant tissues obtained from both trials were above the critical limit of 0.02 mg kg-1 set by WHO. Values of Pb uptake by plants ranged from 1.99-12.64 mg kg-1 and 0.05-0.71 mg kg-1 in both cropping trials, while Cd uptake ranged from 0.09-0.37 and 0.002- 0.016 mg kg-1. Uptake values of Pb and Cd obtained from the first trial were comparatively higher than values obtained from the second trial. A combination of 30 t ha-1bonechar and 80 kg 15-15-15 NPK enhanced Pb and Cd uptake in both trials while 30 t ha-1 woodchar suppressed heavy metal uptake. Biochar made from plant sources is more suitable for remediating heavy metal contaminated soils.
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issn 2521-0912
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spelling doaj-art-20522dba8a814047beb21b554c3f8d652025-01-28T06:54:39ZengZibeline InternationalJournal CleanWAS2521-09122521-05132023-02-0171131910.26480/jcleanwas.01.2023.13.19RESIDUAL EFFECTS OF INORGANIC FERTILIZER AND BIOCHAR ON LEAD AND CADMIUM UPTAKE BY Amaranthus cruentus L. ON CONTAMINATED SOIL OF BAGEGA, NIGERIAVictor Odiamehi Onokebhagbe0Kingsley Chinyere Uzoma1Abdu Nafiu2Nkechi Mary Chinke3Ayorinde Ogunsesin4Adeniyi Olarewaju Adeleye5Department of Soil Science, Faculty of Agriculture, Federal University Dutse, Jigawa StateDepartment of Soil Science and Meteorology, Michael Okpara University of Agriculture, Abia StateDepartment of Soil Science, Faculty of Agriculture, Ahmadu Bello University, Zaria, Kaduna State.Department of Soil Science, Faculty of Agriculture, Ahmadu Bello University, Zaria, Kaduna State.Department of Agronomy, Faculty of Agriculture and Forestry, University of Ibadan, Oyo State.Department of Environmental Sciences, Faculty of Sciences, Federal University Dutse, Jigawa State.The need to remediate contaminated mine soils has led to the adoption of biochar technology. Soils obtained from gold mining sites are heavily contaminated soils due to the presence of heavy metal occlusions in the gold ores. Therefore, a two-trial study was conducted to assess heavy metal uptake by Amaranthus cruentus from biochar amended contaminated mine soils. The experiment was factorial and laid out in a completely randomized design with biochar at seven levels (control; woodchar and bonechar at three rates each) and mineral fertilizer (15-15-15 NPK) at three rates to give rise to twenty-one biochar and fertilizer treatment combinations with three replications. Harvested plant tissues were subjected to wet digestion to determine the concentrations of Pb and Cd. Determined Pb concentrations (0.82-1.04 and 0.74-1.15 mg kg-1) in plant tissues were under the critical limit of 2.0 mg kg-1 set by WHO. Cadmium concentrations (0.38-0.49 and 0.32-0.50 mg kg-1) in plant tissues obtained from both trials were above the critical limit of 0.02 mg kg-1 set by WHO. Values of Pb uptake by plants ranged from 1.99-12.64 mg kg-1 and 0.05-0.71 mg kg-1 in both cropping trials, while Cd uptake ranged from 0.09-0.37 and 0.002- 0.016 mg kg-1. Uptake values of Pb and Cd obtained from the first trial were comparatively higher than values obtained from the second trial. A combination of 30 t ha-1bonechar and 80 kg 15-15-15 NPK enhanced Pb and Cd uptake in both trials while 30 t ha-1 woodchar suppressed heavy metal uptake. Biochar made from plant sources is more suitable for remediating heavy metal contaminated soils.https://jcleanwas.com/archives/1jcleanwas2023/1jcleanwas2023-13-19.pdfremediationuptakewoodcharbonecharheavy metalsamaranthus cruentus
spellingShingle Victor Odiamehi Onokebhagbe
Kingsley Chinyere Uzoma
Abdu Nafiu
Nkechi Mary Chinke
Ayorinde Ogunsesin
Adeniyi Olarewaju Adeleye
RESIDUAL EFFECTS OF INORGANIC FERTILIZER AND BIOCHAR ON LEAD AND CADMIUM UPTAKE BY Amaranthus cruentus L. ON CONTAMINATED SOIL OF BAGEGA, NIGERIA
Journal CleanWAS
remediation
uptake
woodchar
bonechar
heavy metals
amaranthus cruentus
title RESIDUAL EFFECTS OF INORGANIC FERTILIZER AND BIOCHAR ON LEAD AND CADMIUM UPTAKE BY Amaranthus cruentus L. ON CONTAMINATED SOIL OF BAGEGA, NIGERIA
title_full RESIDUAL EFFECTS OF INORGANIC FERTILIZER AND BIOCHAR ON LEAD AND CADMIUM UPTAKE BY Amaranthus cruentus L. ON CONTAMINATED SOIL OF BAGEGA, NIGERIA
title_fullStr RESIDUAL EFFECTS OF INORGANIC FERTILIZER AND BIOCHAR ON LEAD AND CADMIUM UPTAKE BY Amaranthus cruentus L. ON CONTAMINATED SOIL OF BAGEGA, NIGERIA
title_full_unstemmed RESIDUAL EFFECTS OF INORGANIC FERTILIZER AND BIOCHAR ON LEAD AND CADMIUM UPTAKE BY Amaranthus cruentus L. ON CONTAMINATED SOIL OF BAGEGA, NIGERIA
title_short RESIDUAL EFFECTS OF INORGANIC FERTILIZER AND BIOCHAR ON LEAD AND CADMIUM UPTAKE BY Amaranthus cruentus L. ON CONTAMINATED SOIL OF BAGEGA, NIGERIA
title_sort residual effects of inorganic fertilizer and biochar on lead and cadmium uptake by amaranthus cruentus l on contaminated soil of bagega nigeria
topic remediation
uptake
woodchar
bonechar
heavy metals
amaranthus cruentus
url https://jcleanwas.com/archives/1jcleanwas2023/1jcleanwas2023-13-19.pdf
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