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Performance of three cultivars of kenaf (Hibiscus cannabinus l.) in zinc and chromium contaminated soils

dc.contributor.authorCumbane, Berta
dc.contributor.authorGomes, Leandro
dc.contributor.authorCosta, Jorge
dc.contributor.authorAraújo, H.
dc.contributor.authorCunha, J.
dc.contributor.authorPires, João
dc.contributor.authorRodrigues, Carolina
dc.contributor.authorWang, Y. F.
dc.contributor.authorFernando, A. L.
dc.contributor.institutionMEtRICS - Centro de Engenharia Mecânica e Sustentabilidade de Recursos
dc.contributor.institutionDQ - Departamento de Química
dc.contributor.pblETA-Florence Renewable Energies
dc.date.accessioned2026-01-16T16:06:38Z
dc.date.available2026-01-16T16:06:38Z
dc.date.issued2019
dc.descriptionUID/EMS/04077/2019
dc.description.abstractSoils contaminated with heavy metals can contribute significantly to desertification, loss of ecosystem services, and high levels of heavy metals in the soil are determinants of growth, crop productivity and biomass quality. Production of Kenaf in soils contaminated with heavy metals has been the subject of discussion in several forums, since this crop shows some suitability for phytoremediation, and the biomass being produced can still present an economical aggregated value. Therefore, this study aimed to evaluate the performance of three kenaf cultivars in soils contaminated with Zinc and Chromium. The study was performed in a pot essay and the plants were tested in clay soils. The soils were artificially contaminated, and the concentrations chosen were based on the limits established by the Decree Law 276 of 2009 (Portuguese regulation that establishes the regime for the use of sewage sludge in agricultural soils)-Zn: 450 mg/kg; Cr: 300 mg/kg. Results showed that the three cultivars were affected by soil contamination. Hong-Zong was only affected by Cr and not by Zn. In the case of Funong 992, both metals affected the yield, but Cr more than Zn, although differences were not statistically significant. With H328, both metals affected the yields and no significant differences were observed among Cr and Zn effect. In Zn contaminated soils Hong-Zong and Funong 992 cultivars performed significantly better than H328 cultivar. In Cr contaminated soils, Funong 992 cultivar performed significantly better than Hong-Zong cultivar or H328 cultivar. Funong 992 showed to be the best cultivar to crop in Zn or Cr contaminated soils once to both metals, the yields were the highest.en
dc.description.versionauthorsversion
dc.description.versionpublished
dc.format.extent4
dc.format.extent359938
dc.identifier.issn2282-5819
dc.identifier.otherPURE: 18872708
dc.identifier.otherPURE UUID: bd33f1f9-911b-4ba4-87da-da0fdd4f8243
dc.identifier.otherScopus: 85071064674
dc.identifier.urihttp://hdl.handle.net/10362/199400
dc.identifier.urlhttps://www.scopus.com/pages/publications/85071064674
dc.language.isoeng
dc.peerreviewedyes
dc.subjectEnergy crops
dc.subjectHeavy metals
dc.subjectKenaf
dc.subjectLand use
dc.subjectPolluted soil
dc.subjectAgronomy and Crop Science
dc.subjectForestry
dc.subjectRenewable Energy, Sustainability and the Environment
dc.subjectWaste Management and Disposal
dc.subjectSDG 7 - Affordable and Clean Energy
dc.subjectSDG 15 - Life on Land
dc.titlePerformance of three cultivars of kenaf (Hibiscus cannabinus l.) in zinc and chromium contaminated soilsen
dc.typejournal article
degois.publication.firstPage189
degois.publication.lastPage192
degois.publication.titleEuropean Biomass Conference and Exhibition Proceedings
dspace.entity.typePublication
rcaap.rightsopenAccess

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