{"id":6410,"date":"2025-06-24T23:04:01","date_gmt":"2025-06-24T23:04:01","guid":{"rendered":"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/"},"modified":"2025-06-25T04:15:56","modified_gmt":"2025-06-25T04:15:56","slug":"heavy-metal-contamination-of-yams-produced-in-benue-state","status":"publish","type":"post","link":"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/","title":{"rendered":"HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE"},"content":{"rendered":"<p>This article was originally published as: <strong>HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE<\/strong><\/p>\n<p>Original Article Link: <a href='https:\/\/wissjournals.com.ng\/index.php\/wiss\/article\/view\/150' target='_blank' rel='noopener'>Read Original Article<\/a><\/p>\n<p>Download PDF: <a href='https:\/\/wissjournals.com.ng\/index.php\/wiss\/article\/download\/150\/138' target='_blank' rel='noopener'>Click Here to Download PDF<\/a><\/p>\n<h2>Abstract<\/h2>\n<p>Yam production play a vital role in the socio-economical scene of Benue State. This study seeks to determine the concentration of heavy metal in Yam tubers produced in Benue State. Two species of Yams Dioscorea rotundata and Dioscorea alata were selected as they are the most cultivated species in Benue state. Yams were sampled from nine sampling stations; three farming communities from Oturkpo, Ukum, and Tarka Local Government Areas (LGAs). A total number of 324 yam tubers were sampled for laboratory analyses of heavy metals (Arsenic (As), Cadmium (Cd), Chromium (Cr), and Lead (Pb), and residues of fertilizers (NPK, Urea, and Biuret impurities). The concentration of the heavy metals were analyzed using Atomic Absorption Spectrophotometry (AAS) 6800. The mean concentration of As, Cd, Cr, and Pb in the yams were 1.3887, 0.0126, 0.0452, and 0.0286 Mg\/kg. The concentration of As, Cd, Cr, and Pb in Dioscorea alata were 2.7657, 0.0125, 0.03570, and 0.0251 while the concentration of the heavy metals in Dioscorea rotundata were 0.0136, 0.0129, 0.0550, and 0.0325&nbsp; Mg\/Kg respectively. Arsenic dominated al heavy metals analyzed in the yam varieties and the concentration of the heavy metals varied between the two sampled yam species. It was observed that the concentration of As, Cd, and Pb were greater than the Maximum Residual Limits (MRLs) of the World Health Organization (WHO) and Food and Agriculture Organization (FAO).<\/p>\n<h2>Authors<\/h2>\n<ul>\n<li>H. A. Owoicho (College of Education Oju, Benue State)<\/li>\n<li>F.J. Ikpa (J. S. Tarka University, Makurdi, Benue State)<\/li>\n<li>C.C. Iheukwumere (J. S. Tarka University, Makurdi, Benue State)<\/li>\n<li>R. A. I. Ega (J. S. Tarka University, Makurdi, Benue State)<\/li>\n<\/ul>\n<h2>Keywords<\/h2>\n<p>Keywords not available.<\/p>\n<h2>References<\/h2>\n<p>References not available for this article.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This article was originally published as: HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE Original Article Link: Read Original&#8230;<\/p>\n","protected":false},"author":21,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[124],"tags":[],"class_list":["post-6410","post","type-post","status-publish","format-standard","hentry","category-articles","wpcat-124-id"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE - IJSSASS Repository<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE - IJSSASS Repository\" \/>\n<meta property=\"og:description\" content=\"This article was originally published as: HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE Original Article Link: Read Original...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/\" \/>\n<meta property=\"og:site_name\" content=\"IJSSASS Repository\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/ijssass\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-24T23:04:01+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-06-25T04:15:56+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/ijssass.com\/journal\/wp-content\/uploads\/2023\/07\/c-users-user-desktop-logo-pnglogo-2.png\" \/>\n\t<meta property=\"og:image:width\" content=\"300\" \/>\n\t<meta property=\"og:image:height\" content=\"195\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/\"},\"author\":{\"name\":\"admin\",\"@id\":\"https:\/\/ijssass.com\/journal\/#\/schema\/person\/adf9bae5731958270e2140cfc1af3771\"},\"headline\":\"HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE\",\"datePublished\":\"2025-06-24T23:04:01+00:00\",\"dateModified\":\"2025-06-25T04:15:56+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/\"},\"wordCount\":305,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/ijssass.com\/journal\/#organization\"},\"articleSection\":[\"Articles\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/\",\"url\":\"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/\",\"name\":\"HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE - IJSSASS Repository\",\"isPartOf\":{\"@id\":\"https:\/\/ijssass.com\/journal\/#website\"},\"datePublished\":\"2025-06-24T23:04:01+00:00\",\"dateModified\":\"2025-06-25T04:15:56+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ijssass.com\/journal\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/ijssass.com\/journal\/#website\",\"url\":\"https:\/\/ijssass.com\/journal\/\",\"name\":\"INTERNATIONAL JOURNAL OF SOCIAL SCIENCES AND SCIENTIFIC STUDIES\",\"description\":\"Open Access Library\",\"publisher\":{\"@id\":\"https:\/\/ijssass.com\/journal\/#organization\"},\"alternateName\":\"IJSSASS\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/ijssass.com\/journal\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/ijssass.com\/journal\/#organization\",\"name\":\"INTERNATIONAL JOURNAL OF SOCIAL SCIENCES AND SCIENTIFIC STUDIES\",\"alternateName\":\"IJSSASS\",\"url\":\"https:\/\/ijssass.com\/journal\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/ijssass.com\/journal\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/ijssass.com\/journal\/wp-content\/uploads\/2023\/07\/c-users-user-desktop-logo-pnglogo-3.png\",\"contentUrl\":\"https:\/\/ijssass.com\/journal\/wp-content\/uploads\/2023\/07\/c-users-user-desktop-logo-pnglogo-3.png\",\"width\":300,\"height\":195,\"caption\":\"INTERNATIONAL JOURNAL OF SOCIAL SCIENCES AND SCIENTIFIC STUDIES\"},\"image\":{\"@id\":\"https:\/\/ijssass.com\/journal\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/ijssass\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/ijssass.com\/journal\/#\/schema\/person\/adf9bae5731958270e2140cfc1af3771\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/ijssass.com\/journal\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/e2404e10f252fd74bce698fdfc0296b3cfb701b99d14951364bf9586aaa0c4a8?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/e2404e10f252fd74bce698fdfc0296b3cfb701b99d14951364bf9586aaa0c4a8?s=96&d=mm&r=g\",\"caption\":\"admin\"},\"sameAs\":[\"https:\/\/ijssass.com\/journal\"],\"url\":\"https:\/\/ijssass.com\/journal\/author\/admin\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE - IJSSASS Repository","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/","og_locale":"en_US","og_type":"article","og_title":"HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE - IJSSASS Repository","og_description":"This article was originally published as: HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE Original Article Link: Read Original...","og_url":"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/","og_site_name":"IJSSASS Repository","article_publisher":"https:\/\/www.facebook.com\/ijssass","article_published_time":"2025-06-24T23:04:01+00:00","article_modified_time":"2025-06-25T04:15:56+00:00","og_image":[{"width":300,"height":195,"url":"https:\/\/ijssass.com\/journal\/wp-content\/uploads\/2023\/07\/c-users-user-desktop-logo-pnglogo-2.png","type":"image\/png"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"Written by":"admin","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/#article","isPartOf":{"@id":"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/"},"author":{"name":"admin","@id":"https:\/\/ijssass.com\/journal\/#\/schema\/person\/adf9bae5731958270e2140cfc1af3771"},"headline":"HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE","datePublished":"2025-06-24T23:04:01+00:00","dateModified":"2025-06-25T04:15:56+00:00","mainEntityOfPage":{"@id":"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/"},"wordCount":305,"commentCount":0,"publisher":{"@id":"https:\/\/ijssass.com\/journal\/#organization"},"articleSection":["Articles"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/","url":"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/","name":"HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE - IJSSASS Repository","isPartOf":{"@id":"https:\/\/ijssass.com\/journal\/#website"},"datePublished":"2025-06-24T23:04:01+00:00","dateModified":"2025-06-25T04:15:56+00:00","breadcrumb":{"@id":"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/ijssass.com\/journal\/heavy-metal-contamination-of-yams-produced-in-benue-state\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/ijssass.com\/journal\/"},{"@type":"ListItem","position":2,"name":"HEAVY METAL CONTAMINATION OF YAMS PRODUCED IN BENUE STATE"}]},{"@type":"WebSite","@id":"https:\/\/ijssass.com\/journal\/#website","url":"https:\/\/ijssass.com\/journal\/","name":"INTERNATIONAL JOURNAL OF SOCIAL SCIENCES AND SCIENTIFIC STUDIES","description":"Open Access Library","publisher":{"@id":"https:\/\/ijssass.com\/journal\/#organization"},"alternateName":"IJSSASS","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/ijssass.com\/journal\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/ijssass.com\/journal\/#organization","name":"INTERNATIONAL JOURNAL OF SOCIAL SCIENCES AND SCIENTIFIC STUDIES","alternateName":"IJSSASS","url":"https:\/\/ijssass.com\/journal\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/ijssass.com\/journal\/#\/schema\/logo\/image\/","url":"https:\/\/ijssass.com\/journal\/wp-content\/uploads\/2023\/07\/c-users-user-desktop-logo-pnglogo-3.png","contentUrl":"https:\/\/ijssass.com\/journal\/wp-content\/uploads\/2023\/07\/c-users-user-desktop-logo-pnglogo-3.png","width":300,"height":195,"caption":"INTERNATIONAL JOURNAL OF SOCIAL SCIENCES AND SCIENTIFIC STUDIES"},"image":{"@id":"https:\/\/ijssass.com\/journal\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/ijssass"]},{"@type":"Person","@id":"https:\/\/ijssass.com\/journal\/#\/schema\/person\/adf9bae5731958270e2140cfc1af3771","name":"admin","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/ijssass.com\/journal\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/e2404e10f252fd74bce698fdfc0296b3cfb701b99d14951364bf9586aaa0c4a8?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/e2404e10f252fd74bce698fdfc0296b3cfb701b99d14951364bf9586aaa0c4a8?s=96&d=mm&r=g","caption":"admin"},"sameAs":["https:\/\/ijssass.com\/journal"],"url":"https:\/\/ijssass.com\/journal\/author\/admin\/"}]}},"_links":{"self":[{"href":"https:\/\/ijssass.com\/journal\/wp-json\/wp\/v2\/posts\/6410","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ijssass.com\/journal\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ijssass.com\/journal\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ijssass.com\/journal\/wp-json\/wp\/v2\/users\/21"}],"replies":[{"embeddable":true,"href":"https:\/\/ijssass.com\/journal\/wp-json\/wp\/v2\/comments?post=6410"}],"version-history":[{"count":1,"href":"https:\/\/ijssass.com\/journal\/wp-json\/wp\/v2\/posts\/6410\/revisions"}],"predecessor-version":[{"id":6731,"href":"https:\/\/ijssass.com\/journal\/wp-json\/wp\/v2\/posts\/6410\/revisions\/6731"}],"wp:attachment":[{"href":"https:\/\/ijssass.com\/journal\/wp-json\/wp\/v2\/media?parent=6410"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ijssass.com\/journal\/wp-json\/wp\/v2\/categories?post=6410"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ijssass.com\/journal\/wp-json\/wp\/v2\/tags?post=6410"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}