{"id":16052,"date":"2026-06-20T12:48:35","date_gmt":"2026-06-20T12:48:35","guid":{"rendered":"https:\/\/dev.iita.org\/news-item\/biocontrol-the-silent-revolution-to-pest-control\/"},"modified":"2026-06-29T20:04:15","modified_gmt":"2026-06-29T20:04:15","slug":"biocontrol-the-silent-revolution-to-pest-control","status":"publish","type":"news-item","link":"https:\/\/iita.org\/fr\/news-item\/biocontrol-the-silent-revolution-to-pest-control\/","title":{"rendered":"Biocontrol: The silent revolution to pest control"},"content":{"rendered":"On 21 September, IITA Insect Ecologist\u00a0<a href=\"https:\/\/iita.org\/fr\/iita-staff\/tamo-manuele\/\" target=\"_blank\" rel=\"noopener\">Manuele Tam\u00f2<\/a>\u00a0gave a seminar presentation at\u00a0<a href=\"https:\/\/iita.org\/fr\/\" target=\"_blank\" rel=\"noopener\">IITA<\/a>\u00a0Ibadan Headquarters, to highlight achievements and challenges encountered in combating some of the insect pests that pose a threat to cowpea (<em>Vigna unguiculata<\/em>) production in Africa.\n<div id=\"attachment_4027\" class=\"wp-caption aligncenter\" style=\"width: 667px\">\n\n<a href=\"https:\/\/iita.org\/wp-content\/uploads\/2026\/06\/Manuele-Tamo-IITA-Insect-Ecologist-giving-his-seminar-presentation.jpg\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-4027\" src=\"https:\/\/iita.org\/wp-content\/uploads\/2026\/06\/Manuele-Tamo-IITA-Insect-Ecologist-giving-his-seminar-presentation.jpg\" alt=\"Picture of Manuele Tamo , IITA Insect Ecologist, giving his seminar presentation\" width=\"667\" height=\"285\" aria-describedby=\"caption-attachment-4027\" \/><\/a>\n<p id=\"caption-attachment-4027\" class=\"wp-caption-text\">Manuele Tam \u00f2 , IITA Insect Ecologist, giving his seminar presentation.<\/p>\n\n<\/div>\nThe seminar titled \u201cBiorisk management: The silent revolution\u2026\u201d was attended by IITA management staff and scientists, with the aim to learn and understand some of the techniques deployed in habitat management against major insect pests in legume systems. Over the years, Tam\u00f2, along with other scientists, discovered a natural solution called classical biological control. \u201cThis natural response to controlling invasive pest species is an option that controls pests by reestablishing the natural balance. This method should be considered first, particularly in the case of unfamiliar invasive species,\u201d he stated.\n\nIn his welcome address,\u00a0<a href=\"https:\/\/iita.org\/fr\/iita-staff\/asiedu-robert\/\" target=\"_blank\" rel=\"noopener\">Robert Asiedu<\/a>, Director, Research for Development, IITA-West Africa emphasized the efforts made by Tam\u00f2 in the management and prevention of pests attack on crops in Africa. \u201cAs we all know, Tam\u00f2 has been part of the strong team that has brought so many successes in IITA, especially in devising ways to reduce the outbreak of pests in the field; thereby increasing productivity and crop yield.\u201d\n\nIn his presentation, Tam\u00f2 said: \u201cOne major constraint to the increased and sustainable production of cowpea is the damage caused by field insect pests, particularly during the flowering and post-flowering growth stages.\u201d Among the most serious pest species attacking cowpea are flower pod borers (<em>Muruca vitrata<\/em>) and pod and seed-sucking bugs such as\u00a0<em>Riptortus dentipesfab<\/em>\u00a0et\u00a0<em>Clavigralla tomentosicollisstal<\/em>. It has been reported that M. vitrata is the most devastating insect pest causing yield losses of about 80% in cowpea,\u201d he added.\n\nTam\u00f2\u2019s current research focuses on several regional integrated pest management (IPM) projects. Through this, he has established extensive links with other scientists and extension agents in 11 African countries. He is also engaged in collaborative activities with entomologists and biological control specialists in international research centers such as the\u00a0<a href=\"http:\/\/www.icipe.org\/\" target=\"_blank\" rel=\"noopener\">Centre international de physiologie et d'\u00e9cologie des insectes<\/a>\u00a0(<em>icipe<\/em>) and the\u00a0<a href=\"https:\/\/www.icrisat.org\/\" target=\"_blank\" rel=\"noopener\">Institut international de recherche sur les cultures des zones tropicales semiarides<\/a>\u00a0(ICRISAT),\u00a0<a href=\"http:\/\/www.africarice.org\/\" target=\"_blank\" rel=\"noopener\">Centre du riz pour l'Afrique<\/a>\u00a0(AfricaRice), and several universities worldwide.\n\nIn the future, Tam\u00f2 explained that scaling out biocontrol approach to all major cowpea producing countries in West Africa will serve as the best option in reducing the population of pest infestation, especially\u00a0<em>M. vitrata<\/em>\u00a0to about 40\u201360% depending on the agroecological region.","protected":false},"excerpt":{"rendered":"<p>On 21 September, IITA Insect Ecologist Manuele Tam\u00f2 gave a seminar presentation at IITA Ibadan Headquarters, to highlight achievements and challenges encountered in combating some of the insect pests that pose a threat to cowpea (Vigna unguiculata) production in Africa.<\/p>","protected":false},"featured_media":16053,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"tags":[1621],"science-area":[],"program":[],"location":[32],"news-type":[],"hub":[61],"crop":[],"impact-areas":[],"item-year":[196],"class_list":["post-16052","news-item","type-news-item","status-publish","has-post-thumbnail","hentry","tag-biocontroliita-news-no-2456","location-nigeria","hub-western-africa","item-year-196"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - 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