Integrated pest management options for the fall armyworm Spodoptera frugiperda in West Africa: Challenges and opportunities. A review
Introduction. The fall armyworm Spodoptera frugiperda (Smith) (Lepidoptera: Noctuidae) is a voracious and generalist insect pest native to America. It was first detected in West Africa in 2016 and rapidly spread across the continent. The indiscriminate use of chemical insecticides poses risks to hum...
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Presses Agronomiques de Gembloux
2021
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oai:doaj.org-article:6f6aebb765f848c790b08f2c684854d22021-11-15T15:25:41Z Integrated pest management options for the fall armyworm Spodoptera frugiperda in West Africa: Challenges and opportunities. A review 10.25518/1780-4507.191251370-62331780-4507https://doaj.org/article/6f6aebb765f848c790b08f2c684854d22021-09-01T00:00:00Zhttps://popups.uliege.be/1780-4507/index.php?id=19125https://doaj.org/toc/1370-6233https://doaj.org/toc/1780-4507Introduction. The fall armyworm Spodoptera frugiperda (Smith) (Lepidoptera: Noctuidae) is a voracious and generalist insect pest native to America. It was first detected in West Africa in 2016 and rapidly spread across the continent. The indiscriminate use of chemical insecticides poses risks to human health and threatens the few natural enemies present in these environments. Despite the existence of alternative control measures in America (e.g. genetically modified maize), efforts are needed to develop environmentally friendly approaches that are affordable for smallholder farmers and compatible with the African context. Literature. In this literature review, we describe the potential of the available alternative controls methods which include cultural, physical, biological and semiochemical strategies. The potential of their association is discussed considering their cost-benefice balance and local economic and agricultural context. Conclusions. Several affordable mitigation options could be implemented rapidly, pending proper communication efforts, including (i) the promotion of indigenous natural enemies by promoting refuges and training smallholder farmers on their identification; (ii) cultural methods, mainly by planting directly after the main rainfalls, as well as performing intercropping and crop rotation; and (iii) the use of microbial biopesticides, and avoiding some of the already identified ineffective chemical insecticides.Besmer Régis AhissouWendnéyidé Mathieu SawadogoAimé H. Bokonon-GantaIrénée SomdaFrançois VerheggenPresses Agronomiques de Gemblouxarticlebiological controlfall armywormintegrated pest managementnatural enemiessmallholderswest africaBiotechnologyTP248.13-248.65Environmental sciencesGE1-350ENFRBiotechnologie, Agronomie, Société et Environnement, Vol 25, Iss 3, Pp 192-207 (2021) |
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biological control fall armyworm integrated pest management natural enemies smallholders west africa Biotechnology TP248.13-248.65 Environmental sciences GE1-350 |
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biological control fall armyworm integrated pest management natural enemies smallholders west africa Biotechnology TP248.13-248.65 Environmental sciences GE1-350 Besmer Régis Ahissou Wendnéyidé Mathieu Sawadogo Aimé H. Bokonon-Ganta Irénée Somda François Verheggen Integrated pest management options for the fall armyworm Spodoptera frugiperda in West Africa: Challenges and opportunities. A review |
description |
Introduction. The fall armyworm Spodoptera frugiperda (Smith) (Lepidoptera: Noctuidae) is a voracious and generalist insect pest native to America. It was first detected in West Africa in 2016 and rapidly spread across the continent. The indiscriminate use of chemical insecticides poses risks to human health and threatens the few natural enemies present in these environments. Despite the existence of alternative control measures in America (e.g. genetically modified maize), efforts are needed to develop environmentally friendly approaches that are affordable for smallholder farmers and compatible with the African context.
Literature. In this literature review, we describe the potential of the available alternative controls methods which include cultural, physical, biological and semiochemical strategies. The potential of their association is discussed considering their cost-benefice balance and local economic and agricultural context.
Conclusions. Several affordable mitigation options could be implemented rapidly, pending proper communication efforts, including (i) the promotion of indigenous natural enemies by promoting refuges and training smallholder farmers on their identification; (ii) cultural methods, mainly by planting directly after the main rainfalls, as well as performing intercropping and crop rotation; and (iii) the use of microbial biopesticides, and avoiding some of the already identified ineffective chemical insecticides. |
format |
article |
author |
Besmer Régis Ahissou Wendnéyidé Mathieu Sawadogo Aimé H. Bokonon-Ganta Irénée Somda François Verheggen |
author_facet |
Besmer Régis Ahissou Wendnéyidé Mathieu Sawadogo Aimé H. Bokonon-Ganta Irénée Somda François Verheggen |
author_sort |
Besmer Régis Ahissou |
title |
Integrated pest management options for the fall armyworm Spodoptera frugiperda in West Africa: Challenges and opportunities. A review |
title_short |
Integrated pest management options for the fall armyworm Spodoptera frugiperda in West Africa: Challenges and opportunities. A review |
title_full |
Integrated pest management options for the fall armyworm Spodoptera frugiperda in West Africa: Challenges and opportunities. A review |
title_fullStr |
Integrated pest management options for the fall armyworm Spodoptera frugiperda in West Africa: Challenges and opportunities. A review |
title_full_unstemmed |
Integrated pest management options for the fall armyworm Spodoptera frugiperda in West Africa: Challenges and opportunities. A review |
title_sort |
integrated pest management options for the fall armyworm spodoptera frugiperda in west africa: challenges and opportunities. a review |
publisher |
Presses Agronomiques de Gembloux |
publishDate |
2021 |
url |
https://doaj.org/article/6f6aebb765f848c790b08f2c684854d2 |
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