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Registro Completo |
Biblioteca(s): |
Embrapa Agrobiologia; Embrapa Solos. |
Data corrente: |
24/08/2017 |
Data da última atualização: |
27/12/2017 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
PACHECO, R. S.; BODDEY, R. M.; ALVES, B. J. R.; STRALIOTTO, R.; ARAÚJO, A. P. |
Afiliação: |
RAFAEL SANCHES PACHECO, UFRRJ; ROBERT MICHAEL BODDEY, CNPAB; BRUNO JOSE RODRIGUES ALVES, CNPAB; ROSANGELA STRALIOTTO, CNPS; ADELSON PAULO ARAÚJO, UFRRJ. |
Título: |
Growth patterns of common bean cultivars affect the B value required to quantify biological N2 fixation using the 15N natural abundance technique. |
Ano de publicação: |
2017 |
Fonte/Imprenta: |
Plant and Soil, v. 419, n. 1, P. 293-304, 2017. |
ISSN: |
1573-5036 |
DOI: |
10.1007/s11104-017-3331-9 |
Idioma: |
Inglês Português |
Conteúdo: |
The ?B? value, the 15N abundance of plants depending completely on biological nitrogen fixation (BNF) for growth, is required for quantifying BNF using the 15N natural abundance technique. This study aimed to investigate how common bean (Phaseolus vulgaris L.) cultivars with different growth patterns could affect the ?B? value calculated for the plant shoot. Two experiments were conducted in N-free solution. Experiment I had a factorial design with three cultivars and two rhizobium inoculants. Plants were harvested at pre-flowering stage. Experiment II was also factorial with two cultivars and two times of sampling: full flowering and mid-pod filling. Total N and δ15N analyses of different plant parts were carried out to estimate the ?B? value. There were differences between cultivars for N accumulation and 15N abundance, but no difference between rhizobium inoculants. Results revealed differences in ?B? value between cultivars of small and large seeds, the growth stage being also relevant. The ?B? values of −2.08 and −1.34? could be used for BNF estimates in small-seeded cultivars at full flowering and mid-pod filling stages, respectively, while such values should change, respectively, to −1.73 and −1.03? for large-seed cultivars. The mean ?B? value in shoots was −1.90 and −1.20? at full flowering and mid-pod filling stages, respectively. There are variations in ?B? value between cultivars of different cycle length and seed sizes, which are associated with plant architecture, thus a ?B? for each growth stage of common bean plants is required. MenosThe ?B? value, the 15N abundance of plants depending completely on biological nitrogen fixation (BNF) for growth, is required for quantifying BNF using the 15N natural abundance technique. This study aimed to investigate how common bean (Phaseolus vulgaris L.) cultivars with different growth patterns could affect the ?B? value calculated for the plant shoot. Two experiments were conducted in N-free solution. Experiment I had a factorial design with three cultivars and two rhizobium inoculants. Plants were harvested at pre-flowering stage. Experiment II was also factorial with two cultivars and two times of sampling: full flowering and mid-pod filling. Total N and δ15N analyses of different plant parts were carried out to estimate the ?B? value. There were differences between cultivars for N accumulation and 15N abundance, but no difference between rhizobium inoculants. Results revealed differences in ?B? value between cultivars of small and large seeds, the growth stage being also relevant. The ?B? values of −2.08 and −1.34? could be used for BNF estimates in small-seeded cultivars at full flowering and mid-pod filling stages, respectively, while such values should change, respectively, to −1.73 and −1.03? for large-seed cultivars. The mean ?B? value in shoots was −1.90 and −1.20? at full flowering and mid-pod filling stages, respectively. There are variations in ?B? value between cultivars of different cycle length and seed sizes, wh... Mostrar Tudo |
Palavras-Chave: |
Biological nitrogen fixation; Seed size; Tamanho da semente. |
Thesagro: |
Feijão; Fixação de Nitrogênio; Phaseolus vulgaris. |
Categoria do assunto: |
F Plantas e Produtos de Origem Vegetal P Recursos Naturais, Ciências Ambientais e da Terra |
Marc: |
LEADER 02454naa a2200265 a 4500 001 2082313 005 2017-12-27 008 2017 bl uuuu u00u1 u #d 022 $a1573-5036 024 7 $a10.1007/s11104-017-3331-9$2DOI 100 1 $aPACHECO, R. S. 245 $aGrowth patterns of common bean cultivars affect the B value required to quantify biological N2 fixation using the 15N natural abundance technique.$h[electronic resource] 260 $c2017 520 $aThe ?B? value, the 15N abundance of plants depending completely on biological nitrogen fixation (BNF) for growth, is required for quantifying BNF using the 15N natural abundance technique. This study aimed to investigate how common bean (Phaseolus vulgaris L.) cultivars with different growth patterns could affect the ?B? value calculated for the plant shoot. Two experiments were conducted in N-free solution. Experiment I had a factorial design with three cultivars and two rhizobium inoculants. Plants were harvested at pre-flowering stage. Experiment II was also factorial with two cultivars and two times of sampling: full flowering and mid-pod filling. Total N and δ15N analyses of different plant parts were carried out to estimate the ?B? value. There were differences between cultivars for N accumulation and 15N abundance, but no difference between rhizobium inoculants. Results revealed differences in ?B? value between cultivars of small and large seeds, the growth stage being also relevant. The ?B? values of −2.08 and −1.34? could be used for BNF estimates in small-seeded cultivars at full flowering and mid-pod filling stages, respectively, while such values should change, respectively, to −1.73 and −1.03? for large-seed cultivars. The mean ?B? value in shoots was −1.90 and −1.20? at full flowering and mid-pod filling stages, respectively. There are variations in ?B? value between cultivars of different cycle length and seed sizes, which are associated with plant architecture, thus a ?B? for each growth stage of common bean plants is required. 650 $aFeijão 650 $aFixação de Nitrogênio 650 $aPhaseolus vulgaris 653 $aBiological nitrogen fixation 653 $aSeed size 653 $aTamanho da semente 700 1 $aBODDEY, R. M. 700 1 $aALVES, B. J. R. 700 1 $aSTRALIOTTO, R. 700 1 $aARAÚJO, A. P. 773 $tPlant and Soil$gv. 419, n. 1, P. 293-304, 2017.
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Registro original: |
Embrapa Agrobiologia (CNPAB) |
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Registros recuperados : 177 | |
42. | | FERREIRA, C. D.; LEITE, R. de A.; ARAUJO, A. P.; JESUS, E. da C. Crescimento do feijoeiro em solo esterilizado por autoclavagem. In: CONGRESSO BRASILEIRO DE CIÊNCIA DO SOLO, 36., 2017, Belém, PA. Amazônia e seus solos: peculiaridades e potencialidades. Belém, PA: SBCS, 2017.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Agrobiologia. |
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46. | | ZOFFOLI, B. C.; SALES, L. Z. de S.; STRALIOTTO, R.; ARAUJO, A. P. Rendimento de grãos em feijoeiro sob inoculação e diferentes épocas de aplicação de nitrogênio. In: REUNIÃO BRASILEIRA DE FERTILIDADE DO SOLO E NUTRIÇÃO DE PLANTAS, 31.; REUNIÃO BRASILEIRA SOBRE MICORRIZAS, 15.; SIMPÓSIO BRASILEIRO DE MICROBIOLOGIA DO SOLO, 13.; REUNIÃO BRASILEIRA DE BIOLOGIA DO SOLO, 10., 2014, Araxá. Fertilidade e biologia do solo: integração e tecnologias para todos: anais. Araxá: Núcleo Regional Leste da Sociedade Brasileira de Ciência do Solo, 2014. FertBio 2014.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Agrobiologia. |
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48. | | ARAÚJO, A. P.; FERNANDES, A. M.; KUBOTA, F. Y.; BRASL, F. C.; TEIXEIRA, M. G. Sample size for measurement of root traits on commom bean by image analysis. Pesquisa Agropecuária Brasileira, Brasilia, v. 39, n. 4, p. 313-318, abr. 2004. Tamanho da amostra para determinação de caracteres radiculares do feijoeiro pela análise de imagens.Biblioteca(s): Embrapa Agrobiologia. |
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49. | | ARAÚJO, A. P.; FERNANDES, A. M.; KUBOTA, F. Y.; BRASIL, F. C.; TEIXEIRA, M. G. Sample size for measurement of root traits on common bean by image analysis. Pesquisa Agropecuária Brasileira, Brasília, DF, v. 39, n. 4, p. 313-318, abr. 2004 Título em português: Tamanho da amostra para determinação de caracteres radiculares do feijoeiro pela análise de imagens.Biblioteca(s): Embrapa Unidades Centrais. |
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56. | | FRANCA, M. G. C.; ROSSIELLO, R. O. P.; ZONTA, E.; ARAUJO, A. P.; RAMOS, F. T. Desenvolvimento radicular e influxo de nitrogênio em duas cultivares de arroz. Pesquisa Agropecuária Brasileira, Brasília, DF, v. 34, n. 10, p. 1845-53, out. 1999 Título em inglês: Root development and nitrogen influx of two rice cultivars.Biblioteca(s): Embrapa Unidades Centrais. |
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58. | | CHAGAS, E.; ARAÚJO, A. P.; TEIXEIRA, M. G.; GUERRA, J. G. M. Decomposição e liberação de nitrogênio, fósforo e potássio de resíduos da cultura do feijoeiro. Revista Brasileira de Ciência do Solo, Viçosa, v. 31, n. 4, p. 723-729, ago. 2007. Parceria: IDAF; UFRRJ.Tipo: Artigo em Periódico Indexado | Circulação/Nível: Internacional - A |
Biblioteca(s): Embrapa Agrobiologia. |
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