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Registro Completo |
Biblioteca(s): |
Embrapa Algodão. |
Data corrente: |
22/03/2016 |
Data da última atualização: |
22/03/2016 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
BEZERRA, B. G.; BEZERRA, J. R. C.; SILVA, B. B. DA; SANTOS, C. A. C. DOS. |
Afiliação: |
BERGSON GUEDES BEZERRA, UFRN; JOSE RENATO CORTEZ BEZERRA, CNPA; BERANRDO BARBOSA DA SILVA, UFPE; CARLOS ANTONIO COSTA DOS SANTOS, UFCG. |
Título: |
Surface energy exchange and evapotranspiration from cotton crop under full irrigation conditions in the Rio Grande do Norte State, Brazilian Semi-Arid. |
Ano de publicação: |
2015 |
Fonte/Imprenta: |
Bragantia, Campinas, v. 74, n. 1, p. 120-128, 2015. |
Idioma: |
Português |
Conteúdo: |
The main objectives of this study were documenting how energy balance partitioning and ET vary seasonally along each growth season of cotton crop under full irrigation conditions in the Brazilian semiarid. The studied area was located in the Apodi Plateau, which is located on west of Rio Grande do Norte state and is an area with extensive agricultural suitability and semiarid climate. Micrometeorological measurements were taken during cotton growth season on dry seasons of 2008 and 2009 years in a cotton crop field of about 5 ha, and the energy balance components were derived from Bowen Ratio Energy Balance (BREB) method. The obtained results revealed important role of the vegetative growth of cotton crop in the energy balance partitioning. The values of LE/Rn ranged from 58% (Initial growth season) to 81% (Middle-growth season) in 2008 and from 63% (Initial) to 81% (Middle season) in 2009. These variations is in accordance to LAI variations, which ranged from 0.14 cm2 cm?2 (Initial growth season in 2008) and 0.18 cm2 cm?2 (Initial growth season in 2009) to about 5.0 cm2 cm?2 (middle season). On the other hand, H/Rn and G/Rn varied inversely with the LAI variations. The concordance between LE/Rn and LAI is evidenced by similarity between curves of ET and LAI and between curves of Kc and LAI, especially when LAI reaches values greater than 3.0. |
Palavras-Chave: |
Cotton crop. |
Thesagro: |
Algodão; Evapotranspiração; Irrigação. |
Categoria do assunto: |
-- |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/141579/1/Surface-energy-exchange-and-evapotranspiration-....pdf
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Marc: |
LEADER 02035naa a2200205 a 4500 001 2041664 005 2016-03-22 008 2015 bl uuuu u00u1 u #d 100 1 $aBEZERRA, B. G. 245 $aSurface energy exchange and evapotranspiration from cotton crop under full irrigation conditions in the Rio Grande do Norte State, Brazilian Semi-Arid.$h[electronic resource] 260 $c2015 520 $aThe main objectives of this study were documenting how energy balance partitioning and ET vary seasonally along each growth season of cotton crop under full irrigation conditions in the Brazilian semiarid. The studied area was located in the Apodi Plateau, which is located on west of Rio Grande do Norte state and is an area with extensive agricultural suitability and semiarid climate. Micrometeorological measurements were taken during cotton growth season on dry seasons of 2008 and 2009 years in a cotton crop field of about 5 ha, and the energy balance components were derived from Bowen Ratio Energy Balance (BREB) method. The obtained results revealed important role of the vegetative growth of cotton crop in the energy balance partitioning. The values of LE/Rn ranged from 58% (Initial growth season) to 81% (Middle-growth season) in 2008 and from 63% (Initial) to 81% (Middle season) in 2009. These variations is in accordance to LAI variations, which ranged from 0.14 cm2 cm?2 (Initial growth season in 2008) and 0.18 cm2 cm?2 (Initial growth season in 2009) to about 5.0 cm2 cm?2 (middle season). On the other hand, H/Rn and G/Rn varied inversely with the LAI variations. The concordance between LE/Rn and LAI is evidenced by similarity between curves of ET and LAI and between curves of Kc and LAI, especially when LAI reaches values greater than 3.0. 650 $aAlgodão 650 $aEvapotranspiração 650 $aIrrigação 653 $aCotton crop 700 1 $aBEZERRA, J. R. C. 700 1 $aSILVA, B. B. DA 700 1 $aSANTOS, C. A. C. DOS 773 $tBragantia, Campinas$gv. 74, n. 1, p. 120-128, 2015.
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Embrapa Algodão (CNPA) |
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Registros recuperados : 115 | |
28. | | TEIXEIRA, A. H. de C.; AZEVEDO, P. V. de; SILVA, B. B. da; SOARES, J. M. Evapotranspiracao maxima e, coeficiente de cultura da videira no municipio de Petrolina-PE. In: CONGRESSO BRASILEIRO DE AGROMETEOROLOGIA, 11.; REUNIÃO LATINO-AMERICANA DE AGROMETEOROLOGIA, 2., 1999, Florianópolis. Anais... Florianópolis: EPAGRI/SBA,1999. 1 CD-ROM.Tipo: Artigo em Anais de Congresso |
Biblioteca(s): Embrapa Semiárido. |
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34. | | MEDEIROS, J. G. F.; SILVA, B. B. da; ARAÚJO NETO, A. C.; NASCIMENTO, L. C. do. Fungos associados com sementes de flamboyant-mirim (Caesalpinia pulcherrima): incidência, efeito na germinação, transmissão e controle. Pesquisa Florestal Brasileira, Colombo, v. 32, n. 71, p. 303-308, jul./set. 2012.Biblioteca(s): Embrapa Florestas. |
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36. | | BEZERRA, B. G.; BEZERRA, J. R. C.; SILVA, B. B. DA; SANTOS, C. A. C. DOS. Surface energy exchange and evapotranspiration from cotton crop under full irrigation conditions in the Rio Grande do Norte State, Brazilian Semi-Arid. Bragantia, Campinas, v. 74, n. 1, p. 120-128, 2015.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 2 |
Biblioteca(s): Embrapa Algodão. |
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39. | | BORGES, V. P.; SILVA, B. B. DA; SOBRINHO, J. E.; OLIVEIRA, A. D. de; FERREIRA, R. DA C.; COSTA, V. Coeficientes de cultivo do meloeiro cultivado com Mulch plástico obtidos com balanço de energia pela razão de Bowen. In: CONGRESSO BRASILEIRO DE AGROMETEOROLOGIA, 17., 2011, Guarapari. Riscos climáticos e cenários agrícolas futuros: anais. Guarapari: Incaper, 2011. 1 CD-ROM.Tipo: Artigo em Anais de Congresso |
Biblioteca(s): Embrapa Cerrados. |
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40. | | AVILA NETO, J.; AZEVEDO, P. V. de; SILVA, B. B. da; SOARES, J. M.; TEIXEIRA, A. H. de C. Balanco de energia sobre um cultivo de videira. In: CONGRESSO BRASILEIRO DE AGROMETEOROLOGIA, 11.; REUNIAO LATINO-AMERICANA DE AGROMETEOROLOGIA, 2., 1999, Florianopolis. Anais... Florianopolis: EPAGRI/SBA, 1999. 1 CD-ROM.Tipo: Artigo em Anais de Congresso |
Biblioteca(s): Embrapa Semiárido. |
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Registros recuperados : 115 | |
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