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Registro Completo |
Biblioteca(s): |
Embrapa Cerrados. |
Data corrente: |
29/11/2006 |
Data da última atualização: |
29/11/2006 |
Autoria: |
NUNES JÚNIOR, J.; PIMENTA, C. B.; NUNES SOBRINHO, J. B.; MONTEIRO, P. M. F. O.; SOUZA, P. I. M.; ABUD, S.; PEREIRA, R. G.; FARIAS NETO, A. L.; MOREIRA, C. T.; ROCHA, M. R.; NUNES, B. C.; AZEVEDO, J. C.; SEII, A. H. |
Título: |
Avaliação da eficiência de fungicidas para controle da mela na cultura da soja no município de Porto Nacional, TO. |
Ano de publicação: |
2006 |
Fonte/Imprenta: |
In: REUNIÃO DE PESQUISA DE SOJA DA REGIÃO CENTRAL DO BRASIL, 28., 2006, Uberaba. Resumos... Londrina: Embrapa Soja: Fundação Meridional: Fundação Triângulo, 2006. p. 138-140. |
Idioma: |
Português |
Palavras-Chave: |
Controle. |
Thesagro: |
Doença de Planta; Fungicida; Glycine Max; Mela; Rhizoctonia Solani; Soja. |
Categoria do assunto: |
-- |
Marc: |
LEADER 01078naa a2200337 a 4500 001 1569971 005 2006-11-29 008 2006 bl uuuu u00u1 u #d 100 1 $aNUNES JÚNIOR, J. 245 $aAvaliação da eficiência de fungicidas para controle da mela na cultura da soja no município de Porto Nacional, TO. 260 $c2006 650 $aDoença de Planta 650 $aFungicida 650 $aGlycine Max 650 $aMela 650 $aRhizoctonia Solani 650 $aSoja 653 $aControle 700 1 $aPIMENTA, C. B. 700 1 $aNUNES SOBRINHO, J. B. 700 1 $aMONTEIRO, P. M. F. O. 700 1 $aSOUZA, P. I. M. 700 1 $aABUD, S. 700 1 $aPEREIRA, R. G. 700 1 $aFARIAS NETO, A. L. 700 1 $aMOREIRA, C. T. 700 1 $aROCHA, M. R. 700 1 $aNUNES, B. C. 700 1 $aAZEVEDO, J. C. 700 1 $aSEII, A. H. 773 $tIn: REUNIÃO DE PESQUISA DE SOJA DA REGIÃO CENTRAL DO BRASIL, 28., 2006, Uberaba. Resumos... Londrina: Embrapa Soja: Fundação Meridional: Fundação Triângulo, 2006. p. 138-140.
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![](/consulta/web/img/deny.png) | Acesso ao texto completo restrito à biblioteca da Embrapa Pesca e Aquicultura. Para informações adicionais entre em contato com cnpaf.biblioteca@embrapa.br. |
Registro Completo
Biblioteca(s): |
Embrapa Pesca e Aquicultura. |
Data corrente: |
01/06/2022 |
Data da última atualização: |
31/10/2023 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 4 |
Autoria: |
LAGO, B. C.; FAVARIN, J. L.; ALMEIDA, R. E. M. de; PIEROZAN JUNIOR, C.; OLIVEIRA, S. M. de; TEZOTTO, T.; REIS, A. F. de B.; SIEBECKER, M. G. |
Afiliação: |
BRUNO COCCO LAGO, ESALQ; JOSE LAERCIO FAVARIN, ESALQ; RODRIGO ESTEVAM MUNHOZ DE ALMEIDA, CNPASA; CLOVIS PIEROZAN JUNIOR, INSTITUTO FEDERAL DO PARANÁ; SILAS MACIEL DE OLIVEIRA, UNIVERSIDADE ESTADUAL DE MARINGÁ; TIAGO TEZOTTO, ESALQ; ANDRE FROES DE BORJA REIS, LOUISIANA STATE UNIVERSITY; MATTHEW G. SIEBECKER, TEXAS TECH UNIVERSITY, Lubbock-TX. |
Título: |
Potassium application timing to improve corn K-fertilizer use in the oat-corn sequence: a tracer study for high yielding corn. |
Ano de publicação: |
2023 |
Fonte/Imprenta: |
Journal of Plant Nutrition, v. 46, n. 4, p. 618-629, 2023. |
ISSN: |
1532-4087 |
DOI: |
https://doi.org/10.1080/01904167.2022.2067054 |
Idioma: |
Inglês |
Conteúdo: |
Corn performance is often unchanged by modifying the potassium fertilizer application timing, especially when soil K is not a limiting factor. Consequently, there is no literature reporting K timing on K-fertilizer contribution (or use) in high-yielding corn fields. We evaluated corn performance and K-fertilizer use based on timings of K-fertilizer application in the oat-corn sequence at subtropical environment with highly weathered soils. Additionally, we propose a timing strategy to ensure high corn use of fertilizer. The crop sequence study was conducted in two field experiments to investigate corn performance with respect to K-leaf, K uptake, and yield. Additionally, we evaluated K-fertilizer use by rubidium as potassium derived from fertilizer and potassium use efficiency. Application timings were two before and three during corn growth and development. Timings did not change corn performance even for late K application, and this was attributed mainly to soil K sufficiency levels. Corn K-fertilizer use, on the other hand, was different and higher for timings before (versus during) corn growth and development. Importantly, timing of K application ∼22 days before corn sowing improved corn K-fertilizer use approximately 2-fold versus the two late timings. Timings in oat or during corn sowing were identical for corn K-fertilizer use. We link our rainfall data with literature K-fertilizer movement (positional aspect), and the corn ability to acquire it. Application of K at 3-weeks before corn sowing constituted the optimal timing for fertilizer supply. This finding will assist farmers in large-scale areas to manage K-fertilizer application to promote higher efficiency. MenosCorn performance is often unchanged by modifying the potassium fertilizer application timing, especially when soil K is not a limiting factor. Consequently, there is no literature reporting K timing on K-fertilizer contribution (or use) in high-yielding corn fields. We evaluated corn performance and K-fertilizer use based on timings of K-fertilizer application in the oat-corn sequence at subtropical environment with highly weathered soils. Additionally, we propose a timing strategy to ensure high corn use of fertilizer. The crop sequence study was conducted in two field experiments to investigate corn performance with respect to K-leaf, K uptake, and yield. Additionally, we evaluated K-fertilizer use by rubidium as potassium derived from fertilizer and potassium use efficiency. Application timings were two before and three during corn growth and development. Timings did not change corn performance even for late K application, and this was attributed mainly to soil K sufficiency levels. Corn K-fertilizer use, on the other hand, was different and higher for timings before (versus during) corn growth and development. Importantly, timing of K application ∼22 days before corn sowing improved corn K-fertilizer use approximately 2-fold versus the two late timings. Timings in oat or during corn sowing were identical for corn K-fertilizer use. We link our rainfall data with literature K-fertilizer movement (positional aspect), and the corn ability to acquire it. Applicati... Mostrar Tudo |
Palavras-Chave: |
Off-season. |
Thesagro: |
Fertilizante; Milho; Potássio; Zea Mays. |
Thesaurus NAL: |
Corn; Fertilizer requirements; Fertilizers; Rubidium. |
Categoria do assunto: |
F Plantas e Produtos de Origem Vegetal |
Marc: |
LEADER 02708naa a2200337 a 4500 001 2143628 005 2023-10-31 008 2023 bl uuuu u00u1 u #d 022 $a1532-4087 024 7 $ahttps://doi.org/10.1080/01904167.2022.2067054$2DOI 100 1 $aLAGO, B. C. 245 $aPotassium application timing to improve corn K-fertilizer use in the oat-corn sequence$ba tracer study for high yielding corn.$h[electronic resource] 260 $c2023 520 $aCorn performance is often unchanged by modifying the potassium fertilizer application timing, especially when soil K is not a limiting factor. Consequently, there is no literature reporting K timing on K-fertilizer contribution (or use) in high-yielding corn fields. We evaluated corn performance and K-fertilizer use based on timings of K-fertilizer application in the oat-corn sequence at subtropical environment with highly weathered soils. Additionally, we propose a timing strategy to ensure high corn use of fertilizer. The crop sequence study was conducted in two field experiments to investigate corn performance with respect to K-leaf, K uptake, and yield. Additionally, we evaluated K-fertilizer use by rubidium as potassium derived from fertilizer and potassium use efficiency. Application timings were two before and three during corn growth and development. Timings did not change corn performance even for late K application, and this was attributed mainly to soil K sufficiency levels. Corn K-fertilizer use, on the other hand, was different and higher for timings before (versus during) corn growth and development. Importantly, timing of K application ∼22 days before corn sowing improved corn K-fertilizer use approximately 2-fold versus the two late timings. Timings in oat or during corn sowing were identical for corn K-fertilizer use. We link our rainfall data with literature K-fertilizer movement (positional aspect), and the corn ability to acquire it. Application of K at 3-weeks before corn sowing constituted the optimal timing for fertilizer supply. This finding will assist farmers in large-scale areas to manage K-fertilizer application to promote higher efficiency. 650 $aCorn 650 $aFertilizer requirements 650 $aFertilizers 650 $aRubidium 650 $aFertilizante 650 $aMilho 650 $aPotássio 650 $aZea Mays 653 $aOff-season 700 1 $aFAVARIN, J. L. 700 1 $aALMEIDA, R. E. M. de 700 1 $aPIEROZAN JUNIOR, C. 700 1 $aOLIVEIRA, S. M. de 700 1 $aTEZOTTO, T. 700 1 $aREIS, A. F. de B. 700 1 $aSIEBECKER, M. G. 773 $tJournal of Plant Nutrition$gv. 46, n. 4, p. 618-629, 2023.
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