Logo do repositório
 

Phytotoxicity and cytogenotoxicity of composted tannery sludge

dc.contributor.authorde Moraes Cunha Gonçalves, Matheus
dc.contributor.authorde Almeida Lopes, Angela Celis
dc.contributor.authorGomes, Regina Lucia Ferreira
dc.contributor.authorde Melo, Wanderley José [UNESP]
dc.contributor.authorAraujo, Ademir Sergio Ferreira
dc.contributor.authorPinheiro, José Baldin
dc.contributor.authorMarin-Morales, Maria Aparecida [UNESP]
dc.contributor.institutionUniversidade Federal do Piaui
dc.contributor.institutionUniversidade Estadual Paulista (Unesp)
dc.contributor.institutionUniversidade Brasil
dc.contributor.institutionFederal University of Piauí
dc.contributor.institutionUniversidade de São Paulo (USP)
dc.date.accessioned2020-12-12T02:44:38Z
dc.date.available2020-12-12T02:44:38Z
dc.date.issued2020-09-01
dc.description.abstractTannery sludge (TS) contains high levels of organic matter and chemical elements, mainly chromium (Cr). This can increase its toxicity, rendering it unsuitable for application to soil. However, composting has been proposed as an alternative method for detoxifying TS before its addition to soil. Thus, the aim of this study was to evaluate the phytotoxic and cytogenotoxic potential of untreated (TS) and composted (CTS) tannery sludge in solid and solubilized samples. Seed germination and root growth bioassays were performed with Lactuca sativa, while chromosomal aberrations were assessed using the Allium cepa bioassay. In solid samples, the L. sativa bioassay showed that TS adversely affected germination and root growth, while CTS had a negative affect only on root growth. In solubilized samples, only TS showed significant adverse effects on seed germination and root growth. In both solid and solubilized samples, TS and CTS showed cytotoxic, genotoxic, and mutagenic effects on A. cepa. Thus, results demonstrated that the composting of TS does not result in its complete detoxification. For this reason, TS and CTS cannot be recommended for agricultural use, since they may increase the risk of environmental contamination and crop damage.en
dc.description.affiliationPrograma de Pós-Graduacao em Genetica e Melhoramento Universidade Federal do Piaui
dc.description.affiliationDepartamento de Fitotecnia Universidade Federal do Piaui
dc.description.affiliationUniversidade Estadual Paulista Campus de Jaboticabal
dc.description.affiliationUniversidade Brasil
dc.description.affiliationDepartamento de Engenharia Agrícola e Solos Universidade Federal do Piaui
dc.description.affiliationDepartment of Agricultural and Soil Engineering Federal University of Piauí
dc.description.affiliationDepartamento de Genética Escola Superior de Agricultura Luiz de Queiroz (ESALQ/USP)
dc.description.affiliationDepartamento de Biologia Instituto de Biociências Universidade Estadual Paulista (UNESP)
dc.description.affiliationUnespUniversidade Estadual Paulista Campus de Jaboticabal
dc.description.affiliationUnespDepartamento de Biologia Instituto de Biociências Universidade Estadual Paulista (UNESP)
dc.format.extent34495-34502
dc.identifierhttp://dx.doi.org/10.1007/s11356-020-09662-8
dc.identifier.citationEnvironmental Science and Pollution Research, v. 27, n. 27, p. 34495-34502, 2020.
dc.identifier.doi10.1007/s11356-020-09662-8
dc.identifier.issn1614-7499
dc.identifier.issn0944-1344
dc.identifier.scopus2-s2.0-85086745665
dc.identifier.urihttp://hdl.handle.net/11449/201894
dc.language.isoeng
dc.relation.ispartofEnvironmental Science and Pollution Research
dc.sourceScopus
dc.subjectAllium cepa
dc.subjectChromosomic aberration
dc.subjectComposting
dc.subjectGenotoxicity
dc.subjectLactuca sativa
dc.subjectSeed germination
dc.subjectSolid waste
dc.titlePhytotoxicity and cytogenotoxicity of composted tannery sludgeen
dc.typeArtigo
dspace.entity.typePublication
unesp.departmentTecnologia - FCAVpt

Arquivos