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12. | | OLIVEIRA, J. V. de; FREIRE, E.; POLIDORO, J. C. Pontos críticos da cadeia produtiva de fertilizantes organominerais. In: REUNIÃO BRASILEIRA DE FERTILIDADE DO SOLO E NUTRIÇÃO DE PLANTAS, 32.; REUNIÃO BRASILEIRA SOBRE MICORRIZAS, 16.; SIMPÓSIO BRASILEIRO DE MICROBIOLOGIA DO SOLO, 14.; REUNIÃO BRASILEIRA DE BIOLOGIA DO SOLO, 11., 2016, Goiânia. Rumo aos novos desafios: anais. Goiânia: SBCS, Núcleo Regional Centro-Oeste, 2016. FertBio 2016. Biblioteca(s): Embrapa Solos. |
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13. | | OLIVEIRA, J. V. de; FREIRE, E.; POLIDORO, J. C. Fontes de matéria prima de origem orgânica para produção de fertilizantes organominerais. In: REUNIÃO BRASILEIRA DE FERTILIDADE DO SOLO E NUTRIÇÃO DE PLANTAS, 32.; REUNIÃO BRASILEIRA SOBRE MICORRIZAS, 16.; SIMPÓSIO BRASILEIRO DE MICROBIOLOGIA DO SOLO, 14.; REUNIÃO BRASILEIRA DE BIOLOGIA DO SOLO, 11., 2016, Goiânia. Rumo aos novos desafios: anais. Goiânia: SBCS, Núcleo Regional Centro-Oeste, 2016. FertBio 2016. Biblioteca(s): Embrapa Solos. |
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15. | | ALTOÉ, A.; ANDRADE, F. V.; STAUFFER, E.; POLIDORO, J. C.; PASSOS, R. R.; SATIRO, L. S. Adubação de cafeeiro conilon com fertilizante mineral misto granulado, fonte de magnésio, enxofre e micronutrientes. Coffee Science, v. 11, n. 3, p. 336-346, jul./set. 2016. Biblioteca(s): Embrapa Solos. |
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19. | | SOUZA, J. P. de; SOUZA, C. G. de; POLIDORO, J. C.; ABOUD, A. C. de S. Avaliação da cultura de alface, consorciado com beterraba, em sistema orgânico. Horticultura Brasileira, Brasília, v. 21, n. 2, jul. 2003. Suplemento 2. Trabalho apresentado no 43º Congresso Brasileiro de Olericultura, 2003. Publicado também como resumo em: Horticultura Brasileira, Brasília, v. 21, n. 2, p. 279, jul. 2003. Suplemento 1. Biblioteca(s): Embrapa Hortaliças. |
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Registros recuperados : 252 | |
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Registro Completo
Biblioteca(s): |
Embrapa Solos; Embrapa Unidades Centrais. |
Data corrente: |
15/05/2017 |
Data da última atualização: |
30/03/2022 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 2 |
Autoria: |
RECH, I.; POLIDORO, J. C.; PAVINATO, P. S. |
Afiliação: |
IONÁ RECH, USP-ESALQ; JOSE CARLOS POLIDORO, CNPS; PAULO SÉRGIO PAVINATO, USP-ESALQ. |
Título: |
Additives incorporated into urea to reduce nitrogen losses after application to the soil. |
Ano de publicação: |
2017 |
Fonte/Imprenta: |
Pesquisa Agropecuária Brasileira, Brasília, DF, v. 52, n. 3, p. 194-204, mar. 2017. |
DOI: |
https://doi.org/10.1590/S0100-204X2017000300007 |
Idioma: |
Inglês |
Notas: |
Título em português: Aditivos incorporados à ureia para reduzir perdas de nitrogênio após aplicação ao solo. |
Conteúdo: |
The objective of this work was to develop urea-based fertilizers with internal incorporation of urease inhibitors and other additives in the granule. The effects of the incorporation of NBPT, copper (Cu+2), boric acid (H3BO3), elemental sulphur (Sº), and a clay mineral from the zeolite group in powder urea - with ten different combinations of these additives - were evaluated as to N losses by volatilization and leaching. The losses in laboratory-developed formulations were compared with those of commercial fertilizers coated with the same additives (Super N, FH Nitro Mais, and FH Nitro Gold). The evaluations were made in greenhouse conditions, using a Ultisol accommodated in PVC columns. Nitrate and ammonium leaching was evaluated in the solution percolated through the soil columns. Ammonia volatilization was measured with a semi-open static chamber. The incorporation of urease inhibitors (NBPT, H3BO3, and Cu+2) into the urea granules was efficient to reduce N volatilization. Ammonia volatilization in the laboratory-developed ureas was lower than in commercial fertilizers coated with the same additives, while ammonium sulfate losses by leaching were similar. The addition of zeolite does not reduce N volatilization. Mineral N leaching in the soil profile is not affected by urease inhibitors. |
Palavras-Chave: |
Ammonia volatilization; Inibidor de urease; NBPT; Volatilizaçãode amônia. |
Thesagro: |
Fertilizante nitrogenado; Lixiviação. |
Thesaurus NAL: |
Leaching; Nitrogen fertilizers; Urease inhibitors. |
Categoria do assunto: |
-- P Recursos Naturais, Ciências Ambientais e da Terra |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/180157/1/Additives-incorporated-into-urea-to-reduce-nitrogen-losses-after-application-to-the-soil.pdf
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/159879/1/Additives-incorporated-into.pdf
|
Marc: |
LEADER 02296naa a2200277 a 4500 001 2070022 005 2022-03-30 008 2017 bl uuuu u00u1 u #d 024 7 $ahttps://doi.org/10.1590/S0100-204X2017000300007$2DOI 100 1 $aRECH, I. 245 $aAdditives incorporated into urea to reduce nitrogen losses after application to the soil.$h[electronic resource] 260 $c2017 500 $aTítulo em português: Aditivos incorporados à ureia para reduzir perdas de nitrogênio após aplicação ao solo. 520 $aThe objective of this work was to develop urea-based fertilizers with internal incorporation of urease inhibitors and other additives in the granule. The effects of the incorporation of NBPT, copper (Cu+2), boric acid (H3BO3), elemental sulphur (Sº), and a clay mineral from the zeolite group in powder urea - with ten different combinations of these additives - were evaluated as to N losses by volatilization and leaching. The losses in laboratory-developed formulations were compared with those of commercial fertilizers coated with the same additives (Super N, FH Nitro Mais, and FH Nitro Gold). The evaluations were made in greenhouse conditions, using a Ultisol accommodated in PVC columns. Nitrate and ammonium leaching was evaluated in the solution percolated through the soil columns. Ammonia volatilization was measured with a semi-open static chamber. The incorporation of urease inhibitors (NBPT, H3BO3, and Cu+2) into the urea granules was efficient to reduce N volatilization. Ammonia volatilization in the laboratory-developed ureas was lower than in commercial fertilizers coated with the same additives, while ammonium sulfate losses by leaching were similar. The addition of zeolite does not reduce N volatilization. Mineral N leaching in the soil profile is not affected by urease inhibitors. 650 $aLeaching 650 $aNitrogen fertilizers 650 $aUrease inhibitors 650 $aFertilizante nitrogenado 650 $aLixiviação 653 $aAmmonia volatilization 653 $aInibidor de urease 653 $aNBPT 653 $aVolatilizaçãode amônia 700 1 $aPOLIDORO, J. C. 700 1 $aPAVINATO, P. S. 773 $tPesquisa Agropecuária Brasileira, Brasília, DF$gv. 52, n. 3, p. 194-204, mar. 2017.
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