Can cereal-legume intercrop systems contribute to household nutrition in semi-arid environments: A systematic review and meta-analysis

cg.authorship.typesCGIAR and developing country instituteen
cg.authorship.typesCGIAR and advanced research instituteen
cg.contributor.affiliationUniversity of KwaZulu-Natalen
cg.contributor.affiliationInternational Maize and Wheat Improvement Centeren
cg.contributor.affiliationAgricultural Research Council, South Africaen
cg.contributor.affiliationLondon School of Hygiene and Tropical Medicineen
cg.contributor.affiliationUniversity of Nottinghamen
cg.contributor.affiliationInternational Water Management Instituteen
cg.contributor.donorCGIAR Trust Funden
cg.contributor.donorWellcome Trusten
cg.contributor.donorWater Research Commission of South Africaen
cg.contributor.donorNational Research Foundation, South Africaen
cg.contributor.initiativeExcellence in Agronomy
cg.contributor.initiativeMixed Farming Systems
cg.coverage.regionAfrica
cg.coverage.regionSouthern Africa
cg.coverage.regionSub-Saharan Africa
cg.creator.identifierDennis Junior Choruma: 0000-0002-0727-8473
cg.creator.identifierMabhaudhi T: 0000-0002-9323-8127
cg.howPublishedFormally Publisheden
cg.identifier.doihttps://doi.org/10.3389/fnut.2023.1060246en
cg.isijournalISI Journalen
cg.issn2296-861Xen
cg.journalFrontiers in Nutritionen
cg.reviewStatusPeer Reviewen
cg.subject.actionAreaResilient Agrifood Systems
cg.subject.impactAreaNutrition, health and food security
cg.subject.impactAreaPoverty reduction, livelihoods and jobs
cg.subject.sdgSDG 1 - No povertyen
cg.subject.sdgSDG 2 - Zero hungeren
cg.subject.sdgSDG 3 - Good health and well-beingen
cg.subject.sdgSDG 5 - Gender equalityen
cg.subject.sdgSDG 10 - Reduced inequalitiesen
cg.subject.sdgSDG 11 - Sustainable cities and communitiesen
cg.volume10en
dc.contributor.authorChimonyo, Vimbayi Grace Petrovaen
dc.contributor.authorGovender, Laurenciaen
dc.contributor.authorNyathi, Melvinen
dc.contributor.authorScheelbeek, Pauline Franka Deniseen
dc.contributor.authorChoruma, Dennis Junioren
dc.contributor.authorMustafa, Maysounen
dc.contributor.authorMassawe, Festoen
dc.contributor.authorSlotow, Roben
dc.contributor.authorModi, Albert Thembinkosien
dc.contributor.authorMabhaudhi, Tafadzwanasheen
dc.date.accessioned2023-01-30T14:51:52Zen
dc.date.available2023-01-30T14:51:52Zen
dc.identifier.urihttps://hdl.handle.net/10568/128325
dc.titleCan cereal-legume intercrop systems contribute to household nutrition in semi-arid environments: A systematic review and meta-analysisen
dcterms.abstractIntroduction: Intercropping cereals with legumes can intensify rainfed cereal monocropping for improved household food and nutritional security. However, there is scant literature confirming the associated nutritional benefits. Methodology: A systematic review and meta-analysis of nutritional water productivity (NWP) and nutrient contribution (NC) of selected cereal-legume intercrop systems was conducted through literature searches in Scopus, Web of Science and ScienceDirect databases. After the assessment, only nine articles written in English that were field experiments comprising grain cereal and legume intercrop systems were retained. Using the R statistical software (version 3.6.0), paired t-tests were used to determine if differences existed between the intercrop system and the corresponding cereal monocrop for yield (Y), water productivity (WP), NC, and NWP. Results: The intercropped cereal or legume yield was 10 to 35% lower than that for the corresponding monocrop system. In most instances, intercropping cereals with legumes improved NY, NWP, and NC due to their added nutrients. Substantial improvements were observed for calcium (Ca), where NY, NWP, and NC improved by 658, 82, and 256%, respectively. Discussion: Results showed that cereal-legume intercrop systems could improve nutrient yield in water-limited environments. Promoting cereal- legume intercrops that feature nutrient-dense legume component crops could contribute toward addressing the SDGs of Zero Hunger (SDG 3), Good Health and Well-3 (SDG 2) and Responsible consumption and production (SDG 12).en
dcterms.accessRightsOpen Access
dcterms.audienceAcademicsen
dcterms.audienceCGIARen
dcterms.audienceDonorsen
dcterms.audienceScientistsen
dcterms.available2023-01-26
dcterms.bibliographicCitationChimonyo, V.G.P., Govender, L., Nyathi, M., Scheelbeek, P.F.D., Choruma, D.J., Mustafa, M., Mas-sawe, F., Slotow, R., Modi, A.T. and Mabhaudhi, T. 2023. Can cereal-legume intercrop systems con-tribute to household nutrition in semi-arid environments: A systematic review and meta-analysis. Frontiers in Nutrition 10:1060246. https://doi.org/10.3389/fnut.2023.1060246en
dcterms.issued2023-01-26
dcterms.languageen
dcterms.licenseCC-BY-4.0
dcterms.publisherFrontiers Mediaen
dcterms.subjectintercroppingen
dcterms.subjectintensificationen
dcterms.subjectcropping systemsen
dcterms.subjectfarming systemsen
dcterms.typeJournal Article

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