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Registro Completo |
Biblioteca(s): |
Embrapa Agrobiologia. |
Data corrente: |
18/05/2023 |
Data da última atualização: |
18/05/2023 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
VERGARA. C.; ARAUJO, K. E. C.; ZILLI, J. E. |
Afiliação: |
CARLOS VERGARA TORRES JUNIOR, UFRRJ; KARLA EMANUELLE CAMPOS ARAUJO, UFRRJ; JERRI EDSON ZILLI, CNPAB. |
Título: |
Physiological changes in tomato colonized by dark septate endophytic fungi. |
Ano de publicação: |
2023 |
Fonte/Imprenta: |
Research, Society and Development, v. 12, n. 4, e28712441188, 2023. |
ISSN: |
2525-3409 |
DOI: |
10.33448/rsd-v12i4.41188. |
Idioma: |
Inglês |
Conteúdo: |
As is customary in mycorrhizae, the interaction between plant and dark septate endophytic (DSE) fungi can result in physiological changes in the host plant, which are still poorly understood. This study aimed to evaluate the physiological changes in tomato plants colonized by DSE fungi. Four DSE isolates previously identified through ITS phylogeny were inoculated on tomato seeds and compared to non-inoculated plants (control). Kinetic parameters (Vmax and Km) were calculated measuring the nitrate content in the nutrient solution. The contents of NO3--N, NH4+-N, amino-N, soluble sugars in the root, petiole, stem and leaf, and the contents of macronutrients in the shoot were determined. The plants inoculated with A101 and A105 exhibited (i) significant increases in the soluble sugar contents; (ii) increases in the contents of P, K, Mg and S; and (iii) increased dry biomass compared to control. The A103 inoculation was antagonistic when compared to the other treatments, leading to a higher influx of NO3--N in the plants, resulting in a higher amino-N and the lower soluble sugar content in the shoot. The physiological parameters of tomato varied depending on the inoculation, and the changes ranged from positive to negative depending on each isolate involved in the interaction. |
Palavras-Chave: |
Nitrogen fraction; Root colonization; Soluble sugars. |
Categoria do assunto: |
S Ciências Biológicas |
Marc: |
LEADER 01914naa a2200205 a 4500 001 2153837 005 2023-05-18 008 2023 bl uuuu u00u1 u #d 022 $a2525-3409 024 7 $a10.33448/rsd-v12i4.41188.$2DOI 100 1 $aVERGARA. C. 245 $aPhysiological changes in tomato colonized by dark septate endophytic fungi.$h[electronic resource] 260 $c2023 520 $aAs is customary in mycorrhizae, the interaction between plant and dark septate endophytic (DSE) fungi can result in physiological changes in the host plant, which are still poorly understood. This study aimed to evaluate the physiological changes in tomato plants colonized by DSE fungi. Four DSE isolates previously identified through ITS phylogeny were inoculated on tomato seeds and compared to non-inoculated plants (control). Kinetic parameters (Vmax and Km) were calculated measuring the nitrate content in the nutrient solution. The contents of NO3--N, NH4+-N, amino-N, soluble sugars in the root, petiole, stem and leaf, and the contents of macronutrients in the shoot were determined. The plants inoculated with A101 and A105 exhibited (i) significant increases in the soluble sugar contents; (ii) increases in the contents of P, K, Mg and S; and (iii) increased dry biomass compared to control. The A103 inoculation was antagonistic when compared to the other treatments, leading to a higher influx of NO3--N in the plants, resulting in a higher amino-N and the lower soluble sugar content in the shoot. The physiological parameters of tomato varied depending on the inoculation, and the changes ranged from positive to negative depending on each isolate involved in the interaction. 653 $aNitrogen fraction 653 $aRoot colonization 653 $aSoluble sugars 700 1 $aARAUJO, K. E. C. 700 1 $aZILLI, J. E. 773 $tResearch, Society and Development$gv. 12, n. 4, e28712441188, 2023.
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Embrapa Agrobiologia (CNPAB) |
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| Acesso ao texto completo restrito à biblioteca da Embrapa Gado de Corte. Para informações adicionais entre em contato com cnpgc.biblioteca@embrapa.br. |
Registro Completo
Biblioteca(s): |
Embrapa Gado de Corte. |
Data corrente: |
10/05/2002 |
Data da última atualização: |
10/05/2002 |
Autoria: |
KESSLER, R. H.; SACCO, A. M. S.; MADRUGA, C. R.; HONER, M. R. |
Afiliação: |
EMBRAPA. Centro Nacional de Pesquisa de Gado de Corte (Campo Grande, MS). |
Título: |
Novas alternativas de controle da tristeza parasitaria dos bovinos; parasitas atenuados. |
Ano de publicação: |
1989 |
Fonte/Imprenta: |
In: CURSO DE PARASITOLOGIA ANIMAL, 2., 1988, Bage. Anais... Bage : CBPV, 1989. |
Páginas: |
p.151-154. |
Idioma: |
Português |
Notas: |
CNPGC. |
Palavras-Chave: |
Control; Controle; Diseases; Health; Sanidade; Tickborne diseases. |
Thesagro: |
Babesiose; Bovino; Doença; Protozoário; Tristeza Parasitaria. |
Thesaurus NAL: |
cattle; Protozoa. |
Categoria do assunto: |
-- |
Marc: |
LEADER 00861naa a2200325 a 4500 001 1319022 005 2002-05-10 008 1989 bl uuuu u00u1 u #d 100 1 $aKESSLER, R. H. 245 $aNovas alternativas de controle da tristeza parasitaria dos bovinos; parasitas atenuados. 260 $c1989 300 $ap.151-154. 500 $aCNPGC. 650 $acattle 650 $aProtozoa 650 $aBabesiose 650 $aBovino 650 $aDoença 650 $aProtozoário 650 $aTristeza Parasitaria 653 $aControl 653 $aControle 653 $aDiseases 653 $aHealth 653 $aSanidade 653 $aTickborne diseases 700 1 $aSACCO, A. M. S. 700 1 $aMADRUGA, C. R. 700 1 $aHONER, M. R. 773 $tIn: CURSO DE PARASITOLOGIA ANIMAL, 2., 1988, Bage. Anais... Bage : CBPV, 1989.
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