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Registro Completo |
Biblioteca(s): |
Embrapa Trigo. |
Data corrente: |
16/11/2022 |
Data da última atualização: |
16/11/2022 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
PILAU, F. G.; MARIN, F. R.; GRUBERT, D. A. da V.; DALMAGO, G. A.; ROMANELLI, T. L. |
Afiliação: |
FELIPE GUSTAVO PILAU, Universidade de São Paulo; FABIO RICARDO MARIN, Universidade de São Paulo; DANIEL ALVES DA VEIGA GRUBERT, Universidade de São Paulo; GENEI ANTONIO DALMAGO, CNPT; THIAGO LIBÓRIO ROMANELLI, Universidade de São Paulo. |
Título: |
Impact of ENSO-related rainfall variability on soybean yield in the state of Rio Grande do Sul, Brazil. |
Ano de publicação: |
2022 |
Fonte/Imprenta: |
Agrometeoros, Passo Fundo, v. 30, e027115, 2022. |
Idioma: |
Inglês |
Conteúdo: |
Abstract: Rio Grande do Sul (RS) presents a known year-on-year unevenness for soybean production, mainly due to water availability. This study aimed to assess the climate effects, with special focus on rainfall during 25 soybean-growing seasons. Eleven sites were clustered according to soybean yield. The effect of El Niño Southern Oscillation (ENSO) was considered in association with soil water balance. Neutral ENSO phases occurred in 32% of the years, while El Niño and La Ninã in 36% and 32%, respectively. No season presented difference of rainfall among Clusters under Neutral conditions. The limit of 800 mm rainfall for significant yield increments were only achieved in El Niño seasons. The combined effect of rainfall and soil type on soybean yield, represented by the actual soybean yields-water deficit relationship, led to a water cost from -3.7 to -15.2 kg mm-1 ha-1. |
Palavras-Chave: |
El Niño Southern Oscillation. |
Thesagro: |
Chuva; Deficiência Hídrica; Glycine Max. |
Thesaurus Nal: |
Rainfall duration; Soil water deficit. |
Categoria do assunto: |
-- |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/doc/1148270/1/Impact-of-ENSO.pdf
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Marc: |
LEADER 01617naa a2200241 a 4500 001 2148270 005 2022-11-16 008 2022 bl uuuu u00u1 u #d 100 1 $aPILAU, F. G. 245 $aImpact of ENSO-related rainfall variability on soybean yield in the state of Rio Grande do Sul, Brazil.$h[electronic resource] 260 $c2022 520 $aAbstract: Rio Grande do Sul (RS) presents a known year-on-year unevenness for soybean production, mainly due to water availability. This study aimed to assess the climate effects, with special focus on rainfall during 25 soybean-growing seasons. Eleven sites were clustered according to soybean yield. The effect of El Niño Southern Oscillation (ENSO) was considered in association with soil water balance. Neutral ENSO phases occurred in 32% of the years, while El Niño and La Ninã in 36% and 32%, respectively. No season presented difference of rainfall among Clusters under Neutral conditions. The limit of 800 mm rainfall for significant yield increments were only achieved in El Niño seasons. The combined effect of rainfall and soil type on soybean yield, represented by the actual soybean yields-water deficit relationship, led to a water cost from -3.7 to -15.2 kg mm-1 ha-1. 650 $aRainfall duration 650 $aSoil water deficit 650 $aChuva 650 $aDeficiência Hídrica 650 $aGlycine Max 653 $aEl Niño Southern Oscillation 700 1 $aMARIN, F. R. 700 1 $aGRUBERT, D. A. da V. 700 1 $aDALMAGO, G. A. 700 1 $aROMANELLI, T. L. 773 $tAgrometeoros, Passo Fundo$gv. 30, e027115, 2022.
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Embrapa Trigo (CNPT) |
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1. | | PILAU, F. G.; MARIN, F. R.; GRUBERT, D. A. da V.; DALMAGO, G. A.; ROMANELLI, T. L. Impact of ENSO-related rainfall variability on soybean yield in the state of Rio Grande do Sul, Brazil. Agrometeoros, Passo Fundo, v. 30, e027115, 2022.Tipo: Artigo em Periódico Indexado | Circulação/Nível: C - 0 |
Biblioteca(s): Embrapa Trigo. |
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