Pesticide residues in vegetables produced in rural south-western Uganda

This study investigated seven pesticides in vegetables produced in rural South-western Uganda to determine their suitability for human consumption. Pesticide residue concentrations (ppm) were determined using QuEChERS method, LC–MS/MS, GC–MS/MS and UV–Vis. Cypermethrin, dimethoate, metalaxyl, prof...

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Main Authors: Hannington, Ngabirano, Grace, Birungi
Format: Article
Published: Elsevier 2022
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Online Access:http://hdl.handle.net/20.500.12493/544
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author Hannington, Ngabirano
Grace, Birungi
author_facet Hannington, Ngabirano
Grace, Birungi
author_sort Hannington, Ngabirano
collection KAB-DR
description This study investigated seven pesticides in vegetables produced in rural South-western Uganda to determine their suitability for human consumption. Pesticide residue concentrations (ppm) were determined using QuEChERS method, LC–MS/MS, GC–MS/MS and UV–Vis. Cypermethrin, dimethoate, metalaxyl, profenofos, malathion, dichlorvos and mancozeb concentrations detected in sprayed samples ranged between 0.00403 and 0.05350, 0.17478–62.60874, 0.12890–3.55681, 0.00107–0.59722, 0.03144–0.63328, 0.00240–0.34102 and 0.00001–0.00244, respectively. The residues exceeded MRLs in sprayed samples (59.52%), unsprayed samples (18%) and market samples (8%). The quality index of the market vegetables was found to be optimal (14.29%), good (75%), adequate (3.57%) and inadequate (14.29%). Pesticide residues may lower food quality and pose risk to human health. Therefore, regulation and monitoring pesticide residues in vegetables produced in southwestern Uganda in order to avoid harmful effects on human health would be paramount.
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spelling oai:idr.kab.ac.ug:20.500.12493-5442024-01-17T04:45:33Z Pesticide residues in vegetables produced in rural south-western Uganda Hannington, Ngabirano Grace, Birungi Pesticide residues, QuEChERS method, Kabale district Uganda This study investigated seven pesticides in vegetables produced in rural South-western Uganda to determine their suitability for human consumption. Pesticide residue concentrations (ppm) were determined using QuEChERS method, LC–MS/MS, GC–MS/MS and UV–Vis. Cypermethrin, dimethoate, metalaxyl, profenofos, malathion, dichlorvos and mancozeb concentrations detected in sprayed samples ranged between 0.00403 and 0.05350, 0.17478–62.60874, 0.12890–3.55681, 0.00107–0.59722, 0.03144–0.63328, 0.00240–0.34102 and 0.00001–0.00244, respectively. The residues exceeded MRLs in sprayed samples (59.52%), unsprayed samples (18%) and market samples (8%). The quality index of the market vegetables was found to be optimal (14.29%), good (75%), adequate (3.57%) and inadequate (14.29%). Pesticide residues may lower food quality and pose risk to human health. Therefore, regulation and monitoring pesticide residues in vegetables produced in southwestern Uganda in order to avoid harmful effects on human health would be paramount. Kabale University 2022-01-07T15:30:43Z 2022-01-07T15:30:43Z 2021 Article http://hdl.handle.net/20.500.12493/544 application/pdf Elsevier
spellingShingle Pesticide residues, QuEChERS method, Kabale district Uganda
Hannington, Ngabirano
Grace, Birungi
Pesticide residues in vegetables produced in rural south-western Uganda
title Pesticide residues in vegetables produced in rural south-western Uganda
title_full Pesticide residues in vegetables produced in rural south-western Uganda
title_fullStr Pesticide residues in vegetables produced in rural south-western Uganda
title_full_unstemmed Pesticide residues in vegetables produced in rural south-western Uganda
title_short Pesticide residues in vegetables produced in rural south-western Uganda
title_sort pesticide residues in vegetables produced in rural south western uganda
topic Pesticide residues, QuEChERS method, Kabale district Uganda
url http://hdl.handle.net/20.500.12493/544
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AT gracebirungi pesticideresiduesinvegetablesproducedinruralsouthwesternuganda