Perdas gasosas de nitrogênio em sistema de produção de arroz irrigado em várzea tropical
Autor(a) principal: | |
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Data de Publicação: | 2015 |
Tipo de documento: | Tese |
Idioma: | por |
Título da fonte: | Repositório Institucional da UFG |
Texto Completo: | http://repositorio.bc.ufg.br/tede/handle/tede/7143 |
Resumo: | The objective of this study was to characterize the dynamics of nitrous oxide flows and estimate the loss of nitrogen in the form of nitrous oxide and ammonia derived from nitrogen fertilization in rice cultivation in tropical lowland . The experiment was conducted in the experimental area of Embrapa Rice and Beans, at Palmital Farm, in the municipality of Goianira - Goiás, Brazil. The N2O flow soil alternated between positive (output) and negative (inflow) ranging between -83,67 and 470,84 μg N-N2O m-2 h-1; -168,01 to 113, 46 μg N-N2O m-2 h-1 and -103,54 to 290,08 μg N-N2O m-2 h-1 in the 2011/2012 season, off season and 2012/2013, respectively. N losses by volatilization from the use of nitrogen fertilizer, totaled 210 and 203 mg N-NH3 m-2, T1 and T2, respectively. In the off was, on average, 65,08 mg NNH3 m-2 and 2012/2013 amounted to 218,25; 244,80 e 233,78 mg N-NH3 m-2, at T0, T1 and T2, respectively. Actual values for emission factor for NH3-N and N-N2O were below (max. EF = 0.3%) than recommended by the IPCC. |
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Madari, Beáta Emokehttp://lattes.cnpq.br/0302689027695014Santos, Alberto Baêta doshttp://lattes.cnpq.br/7074708342094933Stone , Luís FernandoSilva , Mellissa Ananias Soler daCarvalho, Márcia Thaís de MeloCorrechel, Vládiahttp://lattes.cnpq.br/3302860294273346Carvalho, Glaucilene Duarte2017-04-13T14:15:11Z2015-03-31CARVALHO, G. D. Perdas gasosas de nitrogênio em sistema de produção de arroz irrigado em várzea tropical. 2015. 63 f. Tese (Doutorado em Agronomia) - Universidade Federal de Goiás, Goiânia, 2015.http://repositorio.bc.ufg.br/tede/handle/tede/7143The objective of this study was to characterize the dynamics of nitrous oxide flows and estimate the loss of nitrogen in the form of nitrous oxide and ammonia derived from nitrogen fertilization in rice cultivation in tropical lowland . The experiment was conducted in the experimental area of Embrapa Rice and Beans, at Palmital Farm, in the municipality of Goianira - Goiás, Brazil. The N2O flow soil alternated between positive (output) and negative (inflow) ranging between -83,67 and 470,84 μg N-N2O m-2 h-1; -168,01 to 113, 46 μg N-N2O m-2 h-1 and -103,54 to 290,08 μg N-N2O m-2 h-1 in the 2011/2012 season, off season and 2012/2013, respectively. N losses by volatilization from the use of nitrogen fertilizer, totaled 210 and 203 mg N-NH3 m-2, T1 and T2, respectively. In the off was, on average, 65,08 mg NNH3 m-2 and 2012/2013 amounted to 218,25; 244,80 e 233,78 mg N-NH3 m-2, at T0, T1 and T2, respectively. Actual values for emission factor for NH3-N and N-N2O were below (max. EF = 0.3%) than recommended by the IPCC.O objetivo deste estudo foi caracterizar a dinâmica dos fluxos de óxido nitroso e estimar a perda de nitrogênio, na forma de óxido nitroso e amônia, derivada da fertilização nitrogenada em cultivo de arroz irrigado em várzea tropical. O experimento foi conduzido na área experimental da Embrapa Arroz e Feijão, na Fazenda Palmital, no município de Goianira- Goiás, Brasil. Os fluxos de N2O do solo alternaram entre positivos (emissão) e negativos (influxo), variando entre -83,67 e 470,84 μg N-N2O m-2 h-1; -168,01 a 113, 46 μg N-N2O m-2 h- 1 e -103,54 a 290,08 μg N-N2O m-2 h-1 na safra 2011/2012, entressafra e 2012/2013, respectivamente. As perdas de N por volatilização de amônia decorrentes da utilização de fertilizante nitrogenado, totalizaram 210 mg m-2 e 203 mg m-2 de N-NH3, em T1 e T2, respectivamente. Na entressafra foi, em média, 65,08 mg m-2 de N-NH3 e 2012/2013 totalizaram 218,25 mg m-2, 244,80 mg m-2 e 233,78 de N-NH3, em T0, T1 e T2, respectivamente. Os valores encontrados de fator de emissão para N-NH3 e N-N2O foram abaixo (max. FE = 0,3 %) do preconizado pelo IPCC.Submitted by Cássia Santos (cassia.bcufg@gmail.com) on 2017-04-13T13:44:36Z No. of bitstreams: 2 Tese - Glaucilene Duarte Carvalho - 2015.pdf: 1802347 bytes, checksum: f9637cc5acb406196d502d1d9c90cffc (MD5) license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5)Approved for entry into archive by Luciana Ferreira (lucgeral@gmail.com) on 2017-04-13T14:15:11Z (GMT) No. of bitstreams: 2 Tese - Glaucilene Duarte Carvalho - 2015.pdf: 1802347 bytes, checksum: f9637cc5acb406196d502d1d9c90cffc (MD5) license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5)Made available in DSpace on 2017-04-13T14:15:11Z (GMT). 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dc.title.por.fl_str_mv |
Perdas gasosas de nitrogênio em sistema de produção de arroz irrigado em várzea tropical |
dc.title.alternative.eng.fl_str_mv |
Gaseosus nitrogen losses in rice production system in tropical lowland |
title |
Perdas gasosas de nitrogênio em sistema de produção de arroz irrigado em várzea tropical |
spellingShingle |
Perdas gasosas de nitrogênio em sistema de produção de arroz irrigado em várzea tropical Carvalho, Glaucilene Duarte Fluxos Fator de emissão Câmaras estáticas Streams Emission factor Static cameras CIENCIAS AGRARIAS::AGRONOMIA |
title_short |
Perdas gasosas de nitrogênio em sistema de produção de arroz irrigado em várzea tropical |
title_full |
Perdas gasosas de nitrogênio em sistema de produção de arroz irrigado em várzea tropical |
title_fullStr |
Perdas gasosas de nitrogênio em sistema de produção de arroz irrigado em várzea tropical |
title_full_unstemmed |
Perdas gasosas de nitrogênio em sistema de produção de arroz irrigado em várzea tropical |
title_sort |
Perdas gasosas de nitrogênio em sistema de produção de arroz irrigado em várzea tropical |
author |
Carvalho, Glaucilene Duarte |
author_facet |
Carvalho, Glaucilene Duarte |
author_role |
author |
dc.contributor.advisor1.fl_str_mv |
Madari, Beáta Emoke |
dc.contributor.advisor1Lattes.fl_str_mv |
http://lattes.cnpq.br/0302689027695014 |
dc.contributor.advisor-co1.fl_str_mv |
Santos, Alberto Baêta dos |
dc.contributor.advisor-co1Lattes.fl_str_mv |
http://lattes.cnpq.br/7074708342094933 |
dc.contributor.referee1.fl_str_mv |
Stone , Luís Fernando |
dc.contributor.referee2.fl_str_mv |
Silva , Mellissa Ananias Soler da |
dc.contributor.referee3.fl_str_mv |
Carvalho, Márcia Thaís de Melo |
dc.contributor.referee4.fl_str_mv |
Correchel, Vládia |
dc.contributor.authorLattes.fl_str_mv |
http://lattes.cnpq.br/3302860294273346 |
dc.contributor.author.fl_str_mv |
Carvalho, Glaucilene Duarte |
contributor_str_mv |
Madari, Beáta Emoke Santos, Alberto Baêta dos Stone , Luís Fernando Silva , Mellissa Ananias Soler da Carvalho, Márcia Thaís de Melo Correchel, Vládia |
dc.subject.por.fl_str_mv |
Fluxos Fator de emissão Câmaras estáticas |
topic |
Fluxos Fator de emissão Câmaras estáticas Streams Emission factor Static cameras CIENCIAS AGRARIAS::AGRONOMIA |
dc.subject.eng.fl_str_mv |
Streams Emission factor Static cameras |
dc.subject.cnpq.fl_str_mv |
CIENCIAS AGRARIAS::AGRONOMIA |
description |
The objective of this study was to characterize the dynamics of nitrous oxide flows and estimate the loss of nitrogen in the form of nitrous oxide and ammonia derived from nitrogen fertilization in rice cultivation in tropical lowland . The experiment was conducted in the experimental area of Embrapa Rice and Beans, at Palmital Farm, in the municipality of Goianira - Goiás, Brazil. The N2O flow soil alternated between positive (output) and negative (inflow) ranging between -83,67 and 470,84 μg N-N2O m-2 h-1; -168,01 to 113, 46 μg N-N2O m-2 h-1 and -103,54 to 290,08 μg N-N2O m-2 h-1 in the 2011/2012 season, off season and 2012/2013, respectively. N losses by volatilization from the use of nitrogen fertilizer, totaled 210 and 203 mg N-NH3 m-2, T1 and T2, respectively. In the off was, on average, 65,08 mg NNH3 m-2 and 2012/2013 amounted to 218,25; 244,80 e 233,78 mg N-NH3 m-2, at T0, T1 and T2, respectively. Actual values for emission factor for NH3-N and N-N2O were below (max. EF = 0.3%) than recommended by the IPCC. |
publishDate |
2015 |
dc.date.issued.fl_str_mv |
2015-03-31 |
dc.date.accessioned.fl_str_mv |
2017-04-13T14:15:11Z |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/doctoralThesis |
format |
doctoralThesis |
status_str |
publishedVersion |
dc.identifier.citation.fl_str_mv |
CARVALHO, G. D. Perdas gasosas de nitrogênio em sistema de produção de arroz irrigado em várzea tropical. 2015. 63 f. Tese (Doutorado em Agronomia) - Universidade Federal de Goiás, Goiânia, 2015. |
dc.identifier.uri.fl_str_mv |
http://repositorio.bc.ufg.br/tede/handle/tede/7143 |
identifier_str_mv |
CARVALHO, G. D. Perdas gasosas de nitrogênio em sistema de produção de arroz irrigado em várzea tropical. 2015. 63 f. Tese (Doutorado em Agronomia) - Universidade Federal de Goiás, Goiânia, 2015. |
url |
http://repositorio.bc.ufg.br/tede/handle/tede/7143 |
dc.language.iso.fl_str_mv |
por |
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por |
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842119561133988381 |
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600 600 600 600 |
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4500684695727928426 |
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-3091138714907603907 |
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-961409807440757778 |
dc.rights.driver.fl_str_mv |
http://creativecommons.org/licenses/by-nc-nd/4.0/ info:eu-repo/semantics/openAccess |
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http://creativecommons.org/licenses/by-nc-nd/4.0/ |
eu_rights_str_mv |
openAccess |
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application/pdf |
dc.publisher.none.fl_str_mv |
Universidade Federal de Goiás |
dc.publisher.program.fl_str_mv |
Programa de Pós-graduação em Agronomia (EAEA) |
dc.publisher.initials.fl_str_mv |
UFG |
dc.publisher.country.fl_str_mv |
Brasil |
dc.publisher.department.fl_str_mv |
Escola de Agronomia e Engenharia de Alimentos - EAEA (RG) |
publisher.none.fl_str_mv |
Universidade Federal de Goiás |
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