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| 15. |  | SILVA, S. R. da; RIOS, G. P. Durabilidade da resistência a Uromyces appendiculatus em cultivares de feijoeiro submetidas a inoculações sucessivas. Fitopatologia Brasileira, Brasília, DF, v. 23, p. 282, ago. 1998. Suplemento, ref. 409. Edição dos Resumos do XXXI Congresso Brasileiro de Fitopatologia, Fortaleza, ago. 1998.| Biblioteca(s): Embrapa Arroz e Feijão. |
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 | Acesso ao texto completo restrito à biblioteca da Embrapa Trigo. Para informações adicionais entre em contato com cnpt.biblioteca@embrapa.br. |
Registro Completo
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Biblioteca(s): |
Embrapa Florestas; Embrapa Trigo. |
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Data corrente: |
10/05/2022 |
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Data da última atualização: |
19/03/2024 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Circulação/Nível: |
A - 4 |
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Autoria: |
MARTINS, G. Z.; SILVA, S. R. da; KÖLLN, O. T. |
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Afiliação: |
GABRIEL ZANARDO MARTINS, UENP; SERGIO RICARDO DA SILVA, CNPF; ORIEL TIAGO KOLLN, UENP. |
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Título: |
Does a hormonal plant growth promoter (KIN, GA3, and IBA) affect grain yield and N, P, K, Ca, and Mg uptake in wheat crop in Southern Brazil? |
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Ano de publicação: |
2022 |
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Fonte/Imprenta: |
Journal of Plant Nutrition, 05 Apr 2022. |
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DOI: |
https://doi.org/10.1080/01904167.2022.2058535 |
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Idioma: |
Inglês |
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Conteúdo: |
Abstract: Plant growth-promoting substances have been commercialized in agriculture, especially synthetic hormones such as kinetin (KIN), gibberellic acid (GA3), and indole-3-butyric acid (IBA). However, few studies proved the agronomic effect of these substances on the main crops. The objective of this work was to evaluate rates and methods of application of a hormonal plant growth promoter (HPGP −0.09 g L−1 KIN, 0.05 g L−1 GA3, and 0.05 g L−1 IBA) and their effects on wheat grain yield and nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), and magnesium (Mg) uptake. The research was carried out in Londrina, Brazil. A randomized block design was implemented, considering a 2 × 3 × 4 factorial arrangement. It was composed of two genotypes (BRS Gralha?Azul and BRS Sanhaço), three HPGP rates (0, 5, and 10 mL kg−1) applied on the seeds, and four HPGP rates (0, 0.25, 0.5, and 1 L ha−1) sprayed on the leaves. Applications of HPGP did not change grain yield, density of fertile plants, lodging, plant height, aboveground dry matter (AGDM); P, Ca, and Mg concentration in the AGDM; and P, K, Ca, and Mg utilization efficiency (UE). In 2016, the application of 5 mL kg−1 HPGP on the seeds (without HPGP on the leaves) increased by 20.9% the N concentration in the AGDM. In 2017, NUE increased up to 21.2% in response to HPGP sprayed on the leaves. The diversity of interactions among genotypes, HPGP application techniques, and weather conditions hinders the assertive use of the product by farmers. MenosAbstract: Plant growth-promoting substances have been commercialized in agriculture, especially synthetic hormones such as kinetin (KIN), gibberellic acid (GA3), and indole-3-butyric acid (IBA). However, few studies proved the agronomic effect of these substances on the main crops. The objective of this work was to evaluate rates and methods of application of a hormonal plant growth promoter (HPGP −0.09 g L−1 KIN, 0.05 g L−1 GA3, and 0.05 g L−1 IBA) and their effects on wheat grain yield and nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), and magnesium (Mg) uptake. The research was carried out in Londrina, Brazil. A randomized block design was implemented, considering a 2 × 3 × 4 factorial arrangement. It was composed of two genotypes (BRS Gralha?Azul and BRS Sanhaço), three HPGP rates (0, 5, and 10 mL kg−1) applied on the seeds, and four HPGP rates (0, 0.25, 0.5, and 1 L ha−1) sprayed on the leaves. Applications of HPGP did not change grain yield, density of fertile plants, lodging, plant height, aboveground dry matter (AGDM); P, Ca, and Mg concentration in the AGDM; and P, K, Ca, and Mg utilization efficiency (UE). In 2016, the application of 5 mL kg−1 HPGP on the seeds (without HPGP on the leaves) increased by 20.9% the N concentration in the AGDM. In 2017, NUE increased up to 21.2% in response to HPGP sprayed on the leaves. The diversity of interactions among genotypes, H... Mostrar Tudo |
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Palavras-Chave: |
Hormônio vegetal sintético; Synthetic vegetal hormone; Triticum aestivum L. |
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Thesagro: |
Cálcio; Fósforo; Magnésio; Nitrogênio; Potássio. |
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Thesaurus NAL: |
Calcium; Magnesium; Nitrogen; Phosphorus; Potassium. |
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Categoria do assunto: |
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P Recursos Naturais, Ciências Ambientais e da Terra |
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Marc: |
LEADER 02543naa a2200313 a 4500
001 2162999
005 2024-03-19
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024 7 $ahttps://doi.org/10.1080/01904167.2022.2058535$2DOI
100 1 $aMARTINS, G. Z.
245 $aDoes a hormonal plant growth promoter (KIN, GA3, and IBA) affect grain yield and N, P, K, Ca, and Mg uptake in wheat crop in Southern Brazil?$h[electronic resource]
260 $c2022
520 $aAbstract: Plant growth-promoting substances have been commercialized in agriculture, especially synthetic hormones such as kinetin (KIN), gibberellic acid (GA3), and indole-3-butyric acid (IBA). However, few studies proved the agronomic effect of these substances on the main crops. The objective of this work was to evaluate rates and methods of application of a hormonal plant growth promoter (HPGP −0.09 g L−1 KIN, 0.05 g L−1 GA3, and 0.05 g L−1 IBA) and their effects on wheat grain yield and nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), and magnesium (Mg) uptake. The research was carried out in Londrina, Brazil. A randomized block design was implemented, considering a 2 × 3 × 4 factorial arrangement. It was composed of two genotypes (BRS Gralha?Azul and BRS Sanhaço), three HPGP rates (0, 5, and 10 mL kg−1) applied on the seeds, and four HPGP rates (0, 0.25, 0.5, and 1 L ha−1) sprayed on the leaves. Applications of HPGP did not change grain yield, density of fertile plants, lodging, plant height, aboveground dry matter (AGDM); P, Ca, and Mg concentration in the AGDM; and P, K, Ca, and Mg utilization efficiency (UE). In 2016, the application of 5 mL kg−1 HPGP on the seeds (without HPGP on the leaves) increased by 20.9% the N concentration in the AGDM. In 2017, NUE increased up to 21.2% in response to HPGP sprayed on the leaves. The diversity of interactions among genotypes, HPGP application techniques, and weather conditions hinders the assertive use of the product by farmers.
650 $aCalcium
650 $aMagnesium
650 $aNitrogen
650 $aPhosphorus
650 $aPotassium
650 $aCálcio
650 $aFósforo
650 $aMagnésio
650 $aNitrogênio
650 $aPotássio
653 $aHormônio vegetal sintético
653 $aSynthetic vegetal hormone
653 $aTriticum aestivum L
700 1 $aSILVA, S. R. da
700 1 $aKÖLLN, O. T.
773 $tJournal of Plant Nutrition, 05 Apr 2022.
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