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Registros recuperados : 12 | |
2. | | MOREIRA, A.; FAGERIA, N. K.; GARCIA Y GARCIA, A. Soil fertility, mineral nitrogen, and microbial biomass in Upland soils of the Central Amazon under different plant covers. Communications in Soil Science and Plant Analysis, Philadelphia, v. 42, n. 6, p. 694-705, 2011. Biblioteca(s): Embrapa Arroz e Feijão; Embrapa Soja. |
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3. | | AMARAL, T. A.; ANDRADE, C. L. T.; HOOGENBOOM, G.; SILVA, D. F.; GARCIA Y GARCIA, A.; NOCE, M. A. Nitrogen management strategies for maize production systems: experimental data and crop modeling. International Journal of Plant Production, v. 9, n. 1, p. 51-74, 2015. Biblioteca(s): Embrapa Milho e Sorgo. |
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4. | | PAIXÃO, J. de S.; ANDRADE, C. de L. T. de; GARCIA Y GARCIA, A.; AMARAL, T. A.; STEIDLE NETO, A. J.; MARIN, F. R. An alternative approach to the actual brazilian maize crop zoning. Revista Brasileira de Milho e Sorgo, Sete Lagoas, v. 13, n. 3, p. 347-363, 2014. Biblioteca(s): Embrapa Milho e Sorgo. |
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5. | | CAMILO, J. A.; ANDRADE, C. de L. T. de; AMARAL, T. A.; TIGGES, C. H. P.; MELO, M. L. A. de; CHAN, C. S.; GARCIA Y GARCIA, A. Impact of climate change on maize grown in the brazilian cerrado. In: ASABE ANNUAL INTERNATIONAL MEETING, 2018, Detroit. [Proceedings]. St. Joseph: ASABE, 2018. Biblioteca(s): Embrapa Milho e Sorgo. |
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6. | | AMARAL, T. A.; ANDRADE, C. L. T.; DUARTE, J. O.; GARCIA, J. C.; GARCIA Y GARCIA, A.; SILVA, D. F.; ALBERNAZ, W. M.; HOOGENBOOM, G. Nitrogen management strategies for smallholder maize production systems: yield and profitability variability. International Journal of Plant Production, v. 9, n. 1, p. 75-98, 2015. Biblioteca(s): Embrapa Milho e Sorgo. |
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10. | | MAGALHÃES, B. G.; ANDRADE, C. de L. T. de; SILVA, P. P. G. da; LOPES, D. de C.; MELO, B. F. de; GARCIA Y GARCIA, A.; GONTIJO NETO, M. M. Avaliação, empregando modelagem, de estratégias de manejo para incrementar a produtividade de milho na segunda safra. Sete Lagoas: Embrapa Milho e Sorgo, 2016. 28 p. (Embrapa Milho e Sorgo. Documentos, 204). Biblioteca(s): Embrapa Milho e Sorgo. |
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11. | | ANDRADE, C. de L. T. de; PAIXÃO, J. de S.; STEIDLE NETO, A. J.; AMARAL, T. A.; PIMENTA, F. M.; GARCIA Y GARCIA, A.; MARIN, F. R.; SILVA, D. F. Uma metodologia alternativa para o zoneamento de risco climático da cultura do milho. Sete Lagoas: Embrapa Milho e Sorgo, 2013. 42 p. (Embrapa Milho e Sorgo. Boletim de Pesquisa e Desenvolvimento, 87). Biblioteca(s): Embrapa Milho e Sorgo. |
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12. | | ANDRADE, C. de L. T. de; AMARAL, T. A.; BORGES JÚNIOR, J. C. F; HEINEMANN, A. B.; GARCIA Y GARCIA, A.; TOJO-SOLER, C. M.; SILVA, D. de F.; HICKMANN, C.; SANTANA, C. B. de; MOURA, B. F.; CASTRO, L. A. de. Modelagem do crescimento de culturas: aplicações à cultura do milho. Sete Lagoas: Embrapa Milho e Sorgo, 2009. 65 p. (Embrapa Milho e Sorgo. Documentos, 91). Biblioteca(s): Embrapa Arroz e Feijão; Embrapa Milho e Sorgo. |
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Registros recuperados : 12 | |
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Registro Completo
Biblioteca(s): |
Embrapa Milho e Sorgo. |
Data corrente: |
09/11/2018 |
Data da última atualização: |
15/03/2019 |
Tipo da produção científica: |
Artigo em Anais de Congresso |
Autoria: |
MELO, M. L. A. de; ANDRADE, C. de L. T. de; BORGES JÚNIOR, J. C. F.; TIGGES, C. H. P.; CAMILO, J. A.; GARCIA Y GARCIA, A. |
Afiliação: |
Marina Luciana Abreu de Melo, Universidade de São Paulo; CAMILO DE LELIS TEIXEIRA DE ANDRADE, CNPMS; João Carlos Ferreira Borges Júnior, Universidade Federal de São João del-Rei; Christoph Hermann Passos Tigges, Universidade Federal de São João del-Rei; Jennifer Alves Camilo, Universidade Federal de São João del-Rei; Axel Garcia y Garcia, University of Minnesota. |
Título: |
Sensitivity of CSM-CERES-Maize model to soil available water and impact on rainfed maize grown in the Brazilian Cerrado. |
Ano de publicação: |
2018 |
Fonte/Imprenta: |
In: ASABE ANNUAL INTERNATIONAL MEETING, 2018, Detroit. [Proceedings]. St. Joseph: ASABE, 2018. |
DOI: |
10.13031/aim.201800953 |
Idioma: |
Inglês |
Conteúdo: |
The response of maize to variations in soil available water (AW) is a function of the interactions among plant, soil and weather conditions. We studied the sensitivity of a previously calibrated CSM-CERES-Maize model and the response of rainfed maize grain yield to soil AW. The study was conducted for conditions in southeast Brazil. The model was set for weekly sowings, from August to September, for a total of 52 sowing dates. At each sowing date, six scenarios of soil AW using field capacity estimated at -4 kPa, -6 kPa, -10 kPa, -20 kPa, -33 kPa and determined in situ, were used. For each sowing date, the model was also set for rainfall reductions of 10%, 20%, 30%, 40% and 50%. The simulated results showed the sensitivity of the model to soil AW, which in turn affected grain yield of maize among sowing dates. For the highest yielding sowing date, a reduction of 48.3% in average grain yield was simulated with soil AW using FC at -4 kPa and FC at -33 kPa. Additionally, our simulations indicated significant correlation between grain yield and total crop evapotranspiration and between grain yield and maximum leaf area index. Scenarios of low rainfall had little effect on yield with high soil AW. Therefore, our simulations indicate that accurate information on FC is needed for the simulation of maize grown under rainfed conditions. Our simulations also indicate that the best sowing window for maize in southeastern Brazil ranges from Oct 17 to Nov 28. |
Palavras-Chave: |
Modelagem. |
Thesagro: |
Disponibilidade de Água; Milho; Produção Agrícola. |
Thesaurus NAL: |
Models. |
Categoria do assunto: |
X Pesquisa, Tecnologia e Engenharia |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/185712/1/Sensitivity-CSM.pdf
|
Marc: |
LEADER 02286nam a2200241 a 4500 001 2099088 005 2019-03-15 008 2018 bl uuuu u00u1 u #d 024 7 $a10.13031/aim.201800953$2DOI 100 1 $aMELO, M. L. A. de 245 $aSensitivity of CSM-CERES-Maize model to soil available water and impact on rainfed maize grown in the Brazilian Cerrado.$h[electronic resource] 260 $aIn: ASABE ANNUAL INTERNATIONAL MEETING, 2018, Detroit. [Proceedings]. St. Joseph: ASABE$c2018 520 $aThe response of maize to variations in soil available water (AW) is a function of the interactions among plant, soil and weather conditions. We studied the sensitivity of a previously calibrated CSM-CERES-Maize model and the response of rainfed maize grain yield to soil AW. The study was conducted for conditions in southeast Brazil. The model was set for weekly sowings, from August to September, for a total of 52 sowing dates. At each sowing date, six scenarios of soil AW using field capacity estimated at -4 kPa, -6 kPa, -10 kPa, -20 kPa, -33 kPa and determined in situ, were used. For each sowing date, the model was also set for rainfall reductions of 10%, 20%, 30%, 40% and 50%. The simulated results showed the sensitivity of the model to soil AW, which in turn affected grain yield of maize among sowing dates. For the highest yielding sowing date, a reduction of 48.3% in average grain yield was simulated with soil AW using FC at -4 kPa and FC at -33 kPa. Additionally, our simulations indicated significant correlation between grain yield and total crop evapotranspiration and between grain yield and maximum leaf area index. Scenarios of low rainfall had little effect on yield with high soil AW. Therefore, our simulations indicate that accurate information on FC is needed for the simulation of maize grown under rainfed conditions. Our simulations also indicate that the best sowing window for maize in southeastern Brazil ranges from Oct 17 to Nov 28. 650 $aModels 650 $aDisponibilidade de Água 650 $aMilho 650 $aProdução Agrícola 653 $aModelagem 700 1 $aANDRADE, C. de L. T. de 700 1 $aBORGES JÚNIOR, J. C. F. 700 1 $aTIGGES, C. H. P. 700 1 $aCAMILO, J. A. 700 1 $aGARCIA Y GARCIA, A.
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