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Biological control interventions and botanical pesticides for insect pests of crops in sub-Saharan Africa: A mapping review

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Biological control interventions and botanical pesticides for insect pests of crops in sub-Saharan Africa: A mapping review. / Ratto, Fabrizia; Bruce, Toby; Chipabika, Gilson et al.
In: Frontiers in Sustainable Food Systems, Vol. 6, 883975, 28.07.2022.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Ratto, F, Bruce, T, Chipabika, G, Mwamakamba, S, Mkandawire, R, Khan, Z, Mkindi, A, Pittchar, J, Chidawanyika, F, Sallu, SM, Whitfield, S, Wilson, K & Sait, SM 2022, 'Biological control interventions and botanical pesticides for insect pests of crops in sub-Saharan Africa: A mapping review', Frontiers in Sustainable Food Systems, vol. 6, 883975. https://doi.org/10.3389/fsufs.2022.883975

APA

Ratto, F., Bruce, T., Chipabika, G., Mwamakamba, S., Mkandawire, R., Khan, Z., Mkindi, A., Pittchar, J., Chidawanyika, F., Sallu, S. M., Whitfield, S., Wilson, K., & Sait, S. M. (2022). Biological control interventions and botanical pesticides for insect pests of crops in sub-Saharan Africa: A mapping review. Frontiers in Sustainable Food Systems, 6, Article 883975. https://doi.org/10.3389/fsufs.2022.883975

Vancouver

Ratto F, Bruce T, Chipabika G, Mwamakamba S, Mkandawire R, Khan Z et al. Biological control interventions and botanical pesticides for insect pests of crops in sub-Saharan Africa: A mapping review. Frontiers in Sustainable Food Systems. 2022 Jul 28;6:883975. doi: 10.3389/fsufs.2022.883975

Author

Ratto, Fabrizia ; Bruce, Toby ; Chipabika, Gilson et al. / Biological control interventions and botanical pesticides for insect pests of crops in sub-Saharan Africa : A mapping review. In: Frontiers in Sustainable Food Systems. 2022 ; Vol. 6.

Bibtex

@article{e21c54a3ced34879ac50f77161e7a9e4,
title = "Biological control interventions and botanical pesticides for insect pests of crops in sub-Saharan Africa: A mapping review",
abstract = "Agricultural productivity can be increased sustainably in sub-Saharan Africa (SSA) by reducing crop losses due to insect pest damage. As an alternative to environmentally-damaging chemical pesticides, biological control interventions and botanical pesticides show potential to achieve both high yields and profits. However, synthesized information of their performance and understanding of their adoption among smallholder farmers is limited. Here, 173 studies of biological control interventions and botanical pesticides of insect pests for 35 crops from 20 sub-Saharan countries from 2005 to 2021 were systematically reviewed. Drawing on published datasets, we found that cereals, particularly maize, were the most studied crop (59%). Research on botanical pesticides constituted 32% of the studies, followed by augmentation/introduction biocontrol (29%), and push-pull (21%). Studies evaluating the technical performance of biocontrol interventions dominated (73%), with a regional clustering of push-pull studies in Kenya. Few studies investigated each intervention on each crop type, across different farming contexts and scales, highlighting an urgent need for landscape-scale studies to elucidate land-use impacts on biocontrol effectiveness. Limited evidence also exists on the synergistic effects of biocontrol on multiple ecosystem services and on non-target/beneficial organisms. We found an absence of interdisciplinary studies that addressed the wider indirect benefits of not using chemical pesticides, the social-economic outcomes, and barriers to adoption by farmers, which we argue are necessary to identify pathways to greater adoption and to support policy advocacy of biocontrol interventions in SSA.",
keywords = "Sustainable Food Systems, biocontrol, Africa, crop pests, push-pull, sustainable agriculture, innovation, adoption",
author = "Fabrizia Ratto and Toby Bruce and Gilson Chipabika and Sithembile Mwamakamba and Rachel Mkandawire and Zeyaur Khan and Angela Mkindi and Jimmy Pittchar and Frank Chidawanyika and Sallu, {Susannah M.} and Stephen Whitfield and Kenneth Wilson and Sait, {Steven M.}",
year = "2022",
month = jul,
day = "28",
doi = "10.3389/fsufs.2022.883975",
language = "English",
volume = "6",
journal = "Frontiers in Sustainable Food Systems",
issn = "2571-581X",
publisher = "Frontiers Media S.A.",

}

RIS

TY - JOUR

T1 - Biological control interventions and botanical pesticides for insect pests of crops in sub-Saharan Africa

T2 - A mapping review

AU - Ratto, Fabrizia

AU - Bruce, Toby

AU - Chipabika, Gilson

AU - Mwamakamba, Sithembile

AU - Mkandawire, Rachel

AU - Khan, Zeyaur

AU - Mkindi, Angela

AU - Pittchar, Jimmy

AU - Chidawanyika, Frank

AU - Sallu, Susannah M.

AU - Whitfield, Stephen

AU - Wilson, Kenneth

AU - Sait, Steven M.

PY - 2022/7/28

Y1 - 2022/7/28

N2 - Agricultural productivity can be increased sustainably in sub-Saharan Africa (SSA) by reducing crop losses due to insect pest damage. As an alternative to environmentally-damaging chemical pesticides, biological control interventions and botanical pesticides show potential to achieve both high yields and profits. However, synthesized information of their performance and understanding of their adoption among smallholder farmers is limited. Here, 173 studies of biological control interventions and botanical pesticides of insect pests for 35 crops from 20 sub-Saharan countries from 2005 to 2021 were systematically reviewed. Drawing on published datasets, we found that cereals, particularly maize, were the most studied crop (59%). Research on botanical pesticides constituted 32% of the studies, followed by augmentation/introduction biocontrol (29%), and push-pull (21%). Studies evaluating the technical performance of biocontrol interventions dominated (73%), with a regional clustering of push-pull studies in Kenya. Few studies investigated each intervention on each crop type, across different farming contexts and scales, highlighting an urgent need for landscape-scale studies to elucidate land-use impacts on biocontrol effectiveness. Limited evidence also exists on the synergistic effects of biocontrol on multiple ecosystem services and on non-target/beneficial organisms. We found an absence of interdisciplinary studies that addressed the wider indirect benefits of not using chemical pesticides, the social-economic outcomes, and barriers to adoption by farmers, which we argue are necessary to identify pathways to greater adoption and to support policy advocacy of biocontrol interventions in SSA.

AB - Agricultural productivity can be increased sustainably in sub-Saharan Africa (SSA) by reducing crop losses due to insect pest damage. As an alternative to environmentally-damaging chemical pesticides, biological control interventions and botanical pesticides show potential to achieve both high yields and profits. However, synthesized information of their performance and understanding of their adoption among smallholder farmers is limited. Here, 173 studies of biological control interventions and botanical pesticides of insect pests for 35 crops from 20 sub-Saharan countries from 2005 to 2021 were systematically reviewed. Drawing on published datasets, we found that cereals, particularly maize, were the most studied crop (59%). Research on botanical pesticides constituted 32% of the studies, followed by augmentation/introduction biocontrol (29%), and push-pull (21%). Studies evaluating the technical performance of biocontrol interventions dominated (73%), with a regional clustering of push-pull studies in Kenya. Few studies investigated each intervention on each crop type, across different farming contexts and scales, highlighting an urgent need for landscape-scale studies to elucidate land-use impacts on biocontrol effectiveness. Limited evidence also exists on the synergistic effects of biocontrol on multiple ecosystem services and on non-target/beneficial organisms. We found an absence of interdisciplinary studies that addressed the wider indirect benefits of not using chemical pesticides, the social-economic outcomes, and barriers to adoption by farmers, which we argue are necessary to identify pathways to greater adoption and to support policy advocacy of biocontrol interventions in SSA.

KW - Sustainable Food Systems

KW - biocontrol

KW - Africa

KW - crop pests

KW - push-pull

KW - sustainable agriculture

KW - innovation

KW - adoption

U2 - 10.3389/fsufs.2022.883975

DO - 10.3389/fsufs.2022.883975

M3 - Journal article

VL - 6

JO - Frontiers in Sustainable Food Systems

JF - Frontiers in Sustainable Food Systems

SN - 2571-581X

M1 - 883975

ER -