Unlocking the power of gene banks: diversity in base growth temperature provides opportunities for climate-smart agriculture

cg.authorship.typesCGIAR and advanced research instituteen_US
cg.contributor.affiliationKatholieke Universiteit Leuvenen_US
cg.contributor.affiliationBioversity Internationalen_US
cg.contributor.affiliationInternational Institute of Tropical Agricultureen_US
cg.contributor.affiliationFrench National Institute for Agriculture, Food, and Environmenten_US
cg.contributor.crpRoots, Tubers and Bananasen_US
cg.contributor.crpAgriculture for Nutrition and Healthen_US
cg.contributor.donorConsortium of International Agricultural Research Centersen_US
cg.contributor.donorBelgisch Ontwikkelingsagentschapen_US
cg.contributor.donorHorizon 2020 Framework Programme (LEAP-AGRI-229)en_US
cg.contributor.initiativeAccelerated Breedingen_US
cg.coverage.countryBelgiumen_US
cg.coverage.iso3166-alpha2BEen_US
cg.coverage.regionACPen_US
cg.coverage.regionWestern Europeen_US
cg.creator.identifierClara Gambart: 0000-0001-5405-7000en_US
cg.creator.identifierRony Swennen: 0000-0002-5258-9043en_US
cg.creator.identifierFrancois Tardieu: 0000-0002-7287-0094en_US
cg.creator.identifiersebastien carpentier: 0000-0002-7389-6405en_US
cg.howPublishedFormally Publisheden_US
cg.identifier.doihttps://doi.org/10.1002/fes3.70029en_US
cg.identifier.iitathemeBIOTECH & PLANT BREEDINGen_US
cg.isijournalISI Journalen_US
cg.issn2048-3694en_US
cg.issue1: e70029en_US
cg.journalFood and Energy Securityen_US
cg.reviewStatusPeer Reviewen_US
cg.subject.actionAreaGenetic Innovationen_US
cg.subject.iitaAGRONOMYen_US
cg.subject.iitaFOOD SECURITYen_US
cg.subject.iitaPLANT BREEDINGen_US
cg.subject.iitaCLIMATE CHANGEen_US
cg.subject.impactAreaNutrition, health and food securityen_US
cg.subject.impactPlatformNutrition, Health and Food Securityen_US
cg.subject.sdgSDG 2 - Zero hungeren_US
cg.volume14en_US
dc.contributor.authorGambart, C.en_US
dc.contributor.authorVan Wesemael, J.en_US
dc.contributor.authorSwennen, R.en_US
dc.contributor.authorTardieu, F.en_US
dc.contributor.authorCarpentier, S.en_US
dc.date.accessioned2025-01-30T09:46:52Zen_US
dc.date.available2025-01-30T09:46:52Zen_US
dc.identifier.urihttps://hdl.handle.net/10568/172494en_US
dc.titleUnlocking the power of gene banks: diversity in base growth temperature provides opportunities for climate-smart agricultureen_US
dcterms.abstractImplementation of context-specific solutions, including cultivation of varieties adapted to current and future climatic conditions, have been found to be effective in establishing resilient, climate-smart agricultural systems. Gene banks play a pivotal role in this. However, a large fraction of the collections remains neither genotyped nor phenotyped. Hypothesizing that significant genotypic diversity in Musa temperature responses exists, this study aimed to assess the diversity in the world's largest banana gene bank in terms of base temperature (Tbase) and to evaluate its impact on plant performance in the East African highlands during a projected climate scenario. One hundred and sixteen gene bank accessions were evaluated in the BananaTainer, a tailor-made high throughput phenotyping installation. Plant growth was quantified in response to temperature and genotype-specific Tbase were modelled. Growth responses of two genotypes were validated under greenhouse conditions, and gas exchange capacity measurements were made. The model confirmed genotype-specific Tbase, with 30% of the accessions showing a Tbase below the reference of 14°C. The Mutika/Lujugira subgroup, endemic to the East African highlands, appeared to display a low Tbase, although within subgroup diversity was revealed. Greenhouse validation further showed low temperature sensitivity/tolerance to be related to the photosynthetic capacity. This study, therefore, significantly advances the debate of within species diversity in temperature growth responses, while at the same time unlocking the power of gene banks. Moreover, with this case study on banana, we provide a high throughput method to reveal the existing genotypic diversity in temperature responses, paving the way for future research to establish climate-smart varieties.en_US
dcterms.accessRightsOpen Accessen_US
dcterms.audienceScientistsen_US
dcterms.available2025-01-20en_US
dcterms.bibliographicCitationGambart, C., Van Wesemael, J., Swennen, R., Tardieu, F. & Carpentier, S. (2025). Unlocking the power of gene banks: diversity in base growth temperature provides opportunities for climate‐smart agriculture. Food and Energy Security, 14(1): e70029, 1-11.en_US
dcterms.descriptionOpen Access Journalen_US
dcterms.extent1-11en_US
dcterms.issued2025-01en_US
dcterms.languageenen_US
dcterms.licenseCC-BY-4.0en_US
dcterms.subjectclimate-smart agricultureen_US
dcterms.subjectfood securityen_US
dcterms.subjectgenotypingen_US
dcterms.subjectdiversityen_US
dcterms.subjectgrowth rateen_US
dcterms.subjectgene banksen_US
dcterms.typeJournal Articleen_US

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