Phytoextraction and nutritional quality of forages cultivated in a constructed wetland system for wastewater treatment

dc.contributor.authorSilva, Rubens Ribeiro da
dc.contributor.authorFreitas, Gilson Araújo de
dc.contributor.authorFaria, Alvaro José Gomes de
dc.contributor.authorCarneiro, Jefferson Santana da Silva
dc.contributor.authorOliveira, Inádia de Jesus
dc.contributor.authorMatos, Antônio Teixeira de
dc.contributor.authorAbrahão, Walter Antônio Pereira
dc.date.accessioned2026-06-15T20:59:28Z
dc.date.issued2021
dc.description.abstractThis study aimed to evaluate the effects of different concentrations of sodium on the phytoextraction of nutrients and nutritional quality of forages (P. purpureum Schum and C. dactylon Pers) grown in wetland system constructed for wastewater generated in cattle slaughterhouses (WGCS) treatment. The experiment was conducted in a randomized complete block design with three replications. The treatments were tested using 2 x 5 factorial scheme, as follows: two species of grass (P. purpureum Schum and C. dactylon Pers) and five concentrations of sodium in WGCS: 70, 100, 150, 200 and 250 mg L-1. The phytoextraction potential of nutrients and the nutritional quality of forages grown in pots simulating a wetland system constructed for WGCS with sodium concentrations were assessed in terms of the contents of the nutrients nitrogen, phosphorus, potassium, calcium, magnesium and sodium in leaf tissues. The accumulations of these nutrients in the produced forages were also evaluated. Both species presented different behaviors regarding their nutrient phytoextraction potentials. The nutritional quality was changed in the forages due to the cultivation in constructed wetlands. Forage C. dactylon Pers presented higher phytoextraction potential of sodium and potassiumand P. purpureum Schum presented a higher nutritional quality.en
dc.description.abstractAvaliou-se o efeito de diferentes concentrações de sódio na fitoextração de nutrientes e na qualidade nutricional das forrageiras P. purpureum Schum e C. dactylon Pers cultivadas em sistema alagado construído para o tratamento de água residuária gerada em frigoríficos bovinos (ARFB). O experimento foi conduzido em delineamento experimental de blocos casualizados com três repetições. Os tratamentos foram testados em esquema fatorial 2 x 5, sendo: duas forrageiras (P. purpureum Schum e C. dactylon Pers) e cinco concentrações de sódio na ARFB: 70, 100, 150, 200 e 250 mgL-1. O potencial de fitoextração de nutrientes e a qualidade nutricional das forrageiras cultivadas em vasos simulando um sistema alagado construido para ARFB com as concentrações de sódio foi avaliada por meio dos teores dos nutrientes nitrogênio, fósforo, potássio, cálcio, magnésio e sódio nos tecidos foliares e da acumulação desses nutrientes na forragem produzida. As forrageiras P. purpureum Schum e C. dactylon Pers apresentaram respostas diferentes quanto ao potencial de fitoextração de nutrientes e a qualidade nutricional foi alterada nas forrageiras em função do cultivo no ambiente alagado construído. A forrageira C. dactylon Pers apresenta maior potencial em fitoextração de sódio e potássio e a forrageira P. purpureum Schum apresenta maior qualidade nutricional.pt-BR
dc.identifier.citationSILVA, Rubens Ribeiro da; FREITAS, Gilson Araújo de; FARIA, Alvaro José Gomes de; CARNEIRO, Jefferson Santana da Silva; OLIVEIRA, Inádia de Jesus; MATOS, Antônio Teixeira de; ABRAHÃO, Walter Antônio Pereira. Phytoextraction and nutritional quality of forages cultivated in a constructed wetland system for wastewater treatment. Revista Engenharia na Agricultura, Viçosa, v. 29, p. 90–99, 2021.
dc.identifier.doihttps://doi.org/10.13083/reveng.v29i1.11155
dc.identifier.issn2175-6813
dc.identifier.urihttps://locus.ufv.br/handle/123456789/35374
dc.language.isoeng
dc.publisherRevista Engenharia na Agricultura
dc.relation.ispartofseriesv. 29
dc.rightsCreative Commons Attribution License
dc.subjectSaline stressen
dc.subjectPennisetum purpureumen
dc.subjectCynodon dactylonen
dc.subjectNutrientsen
dc.subjectForage grassesen
dc.subjectEstresse salinopt-BR
dc.subjectCynodon dactylonpt-BR
dc.subjectPenissetum purpureumpt-BR
dc.subjectNutrientespt-BR
dc.subjectGramineas forrageiraspt-BR
dc.titlePhytoextraction and nutritional quality of forages cultivated in a constructed wetland system for wastewater treatmenten
dc.typeArtigo

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