Changes on some chemical attributes of a soil due to the application of solid urban waste compost
Autor(a) principal: | |
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Data de Publicação: | 2002 |
Outros Autores: | , , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Pesquisa Agropecuária Brasileira (Online) |
Texto Completo: | https://seer.sct.embrapa.br/index.php/pab/article/view/6371 |
Resumo: | A field experiment was conducted, during the years of 1996/97 and 1997/98, to evaluate the effects of the successive application of solid urban waste compost on organic carbon, electrical conductivity, pH, and cation exchange capacity (CEC) at field pH in a Typic Hapludox cropped with sugarcane. In the first year, besides lime + mineral fertilizer and control treatments, the compost was applied at a rate of 0, 20, 40, and 60 Mg ha-1 (dry basis). In the second year, the compost was reapplied at a rate of 24, 48, and 72 Mg ha-1. All studied soil properties increased with rate of compost application in both years. Attributes increments from the first to the second application were significant, except for electrical conductivity, which increased soon after the residue application, but did not reach critical levels and decreased along the time. Accumulation of organic C in soil was direct proportional to compost application rate. The increase of soil CEC was a consequence of the increments on organic C content and pH value. |
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Changes on some chemical attributes of a soil due to the application of solid urban waste compostAlterações em atributos químicos de um Latossolo pela aplicação de composto de lixo urbanocarbon; organic compounds; electrical conductivity; pH; cation exchange capacity; soilcarbono; compostos orgânicos; condutividade elétrica; pH; capacidade de troca de cátions; soloA field experiment was conducted, during the years of 1996/97 and 1997/98, to evaluate the effects of the successive application of solid urban waste compost on organic carbon, electrical conductivity, pH, and cation exchange capacity (CEC) at field pH in a Typic Hapludox cropped with sugarcane. In the first year, besides lime + mineral fertilizer and control treatments, the compost was applied at a rate of 0, 20, 40, and 60 Mg ha-1 (dry basis). In the second year, the compost was reapplied at a rate of 24, 48, and 72 Mg ha-1. All studied soil properties increased with rate of compost application in both years. Attributes increments from the first to the second application were significant, except for electrical conductivity, which increased soon after the residue application, but did not reach critical levels and decreased along the time. Accumulation of organic C in soil was direct proportional to compost application rate. The increase of soil CEC was a consequence of the increments on organic C content and pH value.Experimento de campo foi conduzido, nos anos agrícolas 1996/97 e 1997/98, para avaliar os efeitos de aplicações sucessivas de composto de lixo urbano sobre os teores de carbono orgânico, condutividade elétrica, pH e capacidade de troca de cátions (CTC) ao pH atual de um Latossolo Amarelo distrófico em que foi cultivada cana-de-açúcar. No primeiro ano agrícola, além dos tratamentos calagem + adubação mineral e testemunha, o composto de lixo foi aplicado nas doses de 20, 40 e 60 Mg ha-1 (base seca). No segundo ano, o composto foi reaplicado nas doses de 24, 48 e 72 Mg ha-1. Todas as propriedades químicas do solo estudadas aumentaram com as doses do composto, em ambos os anos agrícolas. Os incrementos observados nesses atributos, da primeira para a segunda aplicação, foram significativos, exceto a condutividade elétrica, que, embora tenha aumentado logo após a aplicação do resíduo, não atingiu níveis críticos e teve seus valores reduzidos com o tempo. Acúmulos nos teores de C orgânico do solo foram diretamente proporcionais às doses de aplicação. O aumento da CTC do solo foi conseqüência direta dos incrementos nos teores de C orgânico e nos valores de pH.Pesquisa Agropecuaria BrasileiraPesquisa Agropecuária BrasileiraOliveira, Fernando CarvalhoMattiazzo, Maria EmiliaMarciano, Claudio RobertoJunior, Cassio Hamilton Abreu2002-04-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://seer.sct.embrapa.br/index.php/pab/article/view/6371Pesquisa Agropecuaria Brasileira; v.37, n.4, abr. 2002; 529-538Pesquisa Agropecuária Brasileira; v.37, n.4, abr. 2002; 529-5381678-39210100-104xreponame:Pesquisa Agropecuária Brasileira (Online)instname:Empresa Brasileira de Pesquisa Agropecuária (Embrapa)instacron:EMBRAPAporhttps://seer.sct.embrapa.br/index.php/pab/article/view/6371/3428info:eu-repo/semantics/openAccess2010-08-24T15:52:24Zoai:ojs.seer.sct.embrapa.br:article/6371Revistahttp://seer.sct.embrapa.br/index.php/pabPRIhttps://old.scielo.br/oai/scielo-oai.phppab@sct.embrapa.br || sct.pab@embrapa.br1678-39210100-204Xopendoar:2010-08-24T15:52:24Pesquisa Agropecuária Brasileira (Online) - Empresa Brasileira de Pesquisa Agropecuária (Embrapa)false |
dc.title.none.fl_str_mv |
Changes on some chemical attributes of a soil due to the application of solid urban waste compost Alterações em atributos químicos de um Latossolo pela aplicação de composto de lixo urbano |
title |
Changes on some chemical attributes of a soil due to the application of solid urban waste compost |
spellingShingle |
Changes on some chemical attributes of a soil due to the application of solid urban waste compost Oliveira, Fernando Carvalho carbon; organic compounds; electrical conductivity; pH; cation exchange capacity; soil carbono; compostos orgânicos; condutividade elétrica; pH; capacidade de troca de cátions; solo |
title_short |
Changes on some chemical attributes of a soil due to the application of solid urban waste compost |
title_full |
Changes on some chemical attributes of a soil due to the application of solid urban waste compost |
title_fullStr |
Changes on some chemical attributes of a soil due to the application of solid urban waste compost |
title_full_unstemmed |
Changes on some chemical attributes of a soil due to the application of solid urban waste compost |
title_sort |
Changes on some chemical attributes of a soil due to the application of solid urban waste compost |
author |
Oliveira, Fernando Carvalho |
author_facet |
Oliveira, Fernando Carvalho Mattiazzo, Maria Emilia Marciano, Claudio Roberto Junior, Cassio Hamilton Abreu |
author_role |
author |
author2 |
Mattiazzo, Maria Emilia Marciano, Claudio Roberto Junior, Cassio Hamilton Abreu |
author2_role |
author author author |
dc.contributor.none.fl_str_mv |
|
dc.contributor.author.fl_str_mv |
Oliveira, Fernando Carvalho Mattiazzo, Maria Emilia Marciano, Claudio Roberto Junior, Cassio Hamilton Abreu |
dc.subject.por.fl_str_mv |
carbon; organic compounds; electrical conductivity; pH; cation exchange capacity; soil carbono; compostos orgânicos; condutividade elétrica; pH; capacidade de troca de cátions; solo |
topic |
carbon; organic compounds; electrical conductivity; pH; cation exchange capacity; soil carbono; compostos orgânicos; condutividade elétrica; pH; capacidade de troca de cátions; solo |
description |
A field experiment was conducted, during the years of 1996/97 and 1997/98, to evaluate the effects of the successive application of solid urban waste compost on organic carbon, electrical conductivity, pH, and cation exchange capacity (CEC) at field pH in a Typic Hapludox cropped with sugarcane. In the first year, besides lime + mineral fertilizer and control treatments, the compost was applied at a rate of 0, 20, 40, and 60 Mg ha-1 (dry basis). In the second year, the compost was reapplied at a rate of 24, 48, and 72 Mg ha-1. All studied soil properties increased with rate of compost application in both years. Attributes increments from the first to the second application were significant, except for electrical conductivity, which increased soon after the residue application, but did not reach critical levels and decreased along the time. Accumulation of organic C in soil was direct proportional to compost application rate. The increase of soil CEC was a consequence of the increments on organic C content and pH value. |
publishDate |
2002 |
dc.date.none.fl_str_mv |
2002-04-01 |
dc.type.none.fl_str_mv |
|
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://seer.sct.embrapa.br/index.php/pab/article/view/6371 |
url |
https://seer.sct.embrapa.br/index.php/pab/article/view/6371 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
https://seer.sct.embrapa.br/index.php/pab/article/view/6371/3428 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Pesquisa Agropecuaria Brasileira Pesquisa Agropecuária Brasileira |
publisher.none.fl_str_mv |
Pesquisa Agropecuaria Brasileira Pesquisa Agropecuária Brasileira |
dc.source.none.fl_str_mv |
Pesquisa Agropecuaria Brasileira; v.37, n.4, abr. 2002; 529-538 Pesquisa Agropecuária Brasileira; v.37, n.4, abr. 2002; 529-538 1678-3921 0100-104x reponame:Pesquisa Agropecuária Brasileira (Online) instname:Empresa Brasileira de Pesquisa Agropecuária (Embrapa) instacron:EMBRAPA |
instname_str |
Empresa Brasileira de Pesquisa Agropecuária (Embrapa) |
instacron_str |
EMBRAPA |
institution |
EMBRAPA |
reponame_str |
Pesquisa Agropecuária Brasileira (Online) |
collection |
Pesquisa Agropecuária Brasileira (Online) |
repository.name.fl_str_mv |
Pesquisa Agropecuária Brasileira (Online) - Empresa Brasileira de Pesquisa Agropecuária (Embrapa) |
repository.mail.fl_str_mv |
pab@sct.embrapa.br || sct.pab@embrapa.br |
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