Extração sequencial de zinco e cobre em solos tratados com lodo de esgoto e composto de lixo
Fecha
2012Autor
Otro título
Sequential extraction of zinc and copper in soils treated with sewage sludge and municipal solid waste compost
Materia
Abstract
This work aimed to access the contents and chemical forms and to estimate mobility and availability of cooper and zinc in samples from two soils (Haplortox and Paleudult) previously treated with doses of sewage sludge (SS) and municipal solid waste compost (MSWC), besides a control treatment. Largest percentages of Cu and Zn were determined in the organic matter fraction. Zn showed higher percentages of soluble and exchangeable fractions than Cu. Treatments with SS showed higher potential of Cu ...
This work aimed to access the contents and chemical forms and to estimate mobility and availability of cooper and zinc in samples from two soils (Haplortox and Paleudult) previously treated with doses of sewage sludge (SS) and municipal solid waste compost (MSWC), besides a control treatment. Largest percentages of Cu and Zn were determined in the organic matter fraction. Zn showed higher percentages of soluble and exchangeable fractions than Cu. Treatments with SS showed higher potential of Cu and Zn availability. Modifications in soil attributes due to residue application affected metal mobility and availability indexes. ...
En
Química nova. São Paulo. Vol. 35, n.2 (2012), p. 308-314
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Artículos de Periódicos (39552)Ciencias Agrícolas (3926)
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