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1. | | SILVA, F. C. da; NARCISO, M. G.; BERTANHA, C.; SCUDELER, A.; ADACHI, D. T.; MARABESI, M. J.; MARTINS, L. E. G.; BRANDI JÚNIOR, V. Banco de dados de experimentos para fins de simulação em desenvolvimento de culturas agrícolas. In: WORKSHOP INTERNACIONAL MODELAGEM DE PROCESSOS PARA SIMULAÇÃO DE CRESCIMENTO DE CULTURAS, 2000, Campinas. Anais... Campinas: Embrapa Informática Agropecuária, 2000. p. 1-30. Biblioteca(s): Embrapa Agricultura Digital. |
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4. | | ANDREOTE, F. D.; TEIXEIRA, M. A.; DIAS, A. C. F.; VIEIRA, R. F. Análise da diversidade de proteobacterias e actinobacterias em solos cultivados com morango sob diferentes práticas de manejo. In: REUNIÃO BRASILEIRA DE FERTILIDADE DO SOLO E NUTRIÇÃO DE PLANTAS, 28.; REUNIÃO BRASILEIRA SOBRE MICORRIZAS, 12.; SIMPÓSIO BRASILEIRO DE MICROBIOLOGIA DO SOLO, 10.; REUNIÃO BRASILEIRA DE BIOLOGIA DO SOLO, 7., 2008, Londrina. FertBio 2008: desafios para o uso do solo com eficiência e qualidade ambiental: anais. Londrina: Embrapa Soja: SBCS: IAPAR, UEL, 2008. 4p. CD-ROM. Biblioteca(s): Embrapa Meio Ambiente. |
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Registros recuperados : 31 | |
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Registro Completo
Biblioteca(s): |
Embrapa Arroz e Feijão. |
Data corrente: |
28/10/2013 |
Data da última atualização: |
21/07/2014 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
B - 1 |
Autoria: |
FAGERIA, N. K.; MELO, L. C.; OLIVEIRA, J. de. |
Afiliação: |
NAND KUMAR FAGERIA, CNPAF; LEONARDO CUNHA MELO, CNPAF; JAISON PEREIRA DE OLIVEIRA, CNPAF. |
Título: |
Nitrogen use efficiency in dry bean genotypes. |
Ano de publicação: |
2013 |
Fonte/Imprenta: |
Journal of Plant Nutrition, New York, v. 36, n. 14, p. 2179-2190, 2013. |
ISSN: |
0190-4167 |
DOI: |
10.1080/01904167.2013.836225 |
Idioma: |
Inglês |
Conteúdo: |
Dry bean is an important legume crop for Latin American people and nitrogen is one of the most yields limiting nutrients for bean crop. A greenhouse experiment was conducted to evaluate nitrogen (N) use efficiency of 20 dry bean genotypes. Genotypes were grown on an Oxisol and two N levels used were without N application (low level) and an application of 400 mg N kg−1 (high level). Shoot dry weight, grain yield and yield components, N concentration and uptake in shoot and grain were significantly affected by N and genotype treatments. Grain yield had a highly significant (P < 0.01) association with shoot dry weight, pod number, grains per pod and 100 grain weight. Among the 20 genotypes tested, Perola, CNFR 7847, CNFR 7865, CNFP 7777 and CNFM 6911 were found to produce reasonably good yield at low N rate as well as responded well to applied N. Whereas, some genotypes like BRS Radiante, CNFP 7624, CNFM 7875, CNFM 7886, CNFC 7813, CNFC 7827, CNFP 7677 and CNFP 7775 produced very good yields at higher N rate but very low yields at lower N rate. Hence, these genotypes are good for farmers using higher technology. Nitrogen concentration and uptake were higher in dry bean grains compared with shoot and 63% of N accumulated at zero N rate and 75% N accumulated at 400 mg N rate were translocated to grain across 20 genotypes. Nitrogen uptake efficiencies were having highly significant (P < 0.01) quadratic relationship with grain yield. This indicates that improving N uptake in dry bean plants can increase grain yield. MenosDry bean is an important legume crop for Latin American people and nitrogen is one of the most yields limiting nutrients for bean crop. A greenhouse experiment was conducted to evaluate nitrogen (N) use efficiency of 20 dry bean genotypes. Genotypes were grown on an Oxisol and two N levels used were without N application (low level) and an application of 400 mg N kg−1 (high level). Shoot dry weight, grain yield and yield components, N concentration and uptake in shoot and grain were significantly affected by N and genotype treatments. Grain yield had a highly significant (P < 0.01) association with shoot dry weight, pod number, grains per pod and 100 grain weight. Among the 20 genotypes tested, Perola, CNFR 7847, CNFR 7865, CNFP 7777 and CNFM 6911 were found to produce reasonably good yield at low N rate as well as responded well to applied N. Whereas, some genotypes like BRS Radiante, CNFP 7624, CNFM 7875, CNFM 7886, CNFC 7813, CNFC 7827, CNFP 7677 and CNFP 7775 produced very good yields at higher N rate but very low yields at lower N rate. Hence, these genotypes are good for farmers using higher technology. Nitrogen concentration and uptake were higher in dry bean grains compared with shoot and 63% of N accumulated at zero N rate and 75% N accumulated at 400 mg N rate were translocated to grain across 20 genotypes. Nitrogen uptake efficiencies were having highly significant (P < 0.01) quadratic relationship with grain yield. This ind... Mostrar Tudo |
Thesagro: |
Feijão; Nitrogênio; Nutriente; Phaseolus vulgaris. |
Categoria do assunto: |
F Plantas e Produtos de Origem Vegetal |
Marc: |
LEADER 02158naa a2200217 a 4500 001 1969495 005 2014-07-21 008 2013 bl uuuu u00u1 u #d 022 $a0190-4167 024 7 $a10.1080/01904167.2013.836225$2DOI 100 1 $aFAGERIA, N. K. 245 $aNitrogen use efficiency in dry bean genotypes.$h[electronic resource] 260 $c2013 520 $aDry bean is an important legume crop for Latin American people and nitrogen is one of the most yields limiting nutrients for bean crop. A greenhouse experiment was conducted to evaluate nitrogen (N) use efficiency of 20 dry bean genotypes. Genotypes were grown on an Oxisol and two N levels used were without N application (low level) and an application of 400 mg N kg−1 (high level). Shoot dry weight, grain yield and yield components, N concentration and uptake in shoot and grain were significantly affected by N and genotype treatments. Grain yield had a highly significant (P < 0.01) association with shoot dry weight, pod number, grains per pod and 100 grain weight. Among the 20 genotypes tested, Perola, CNFR 7847, CNFR 7865, CNFP 7777 and CNFM 6911 were found to produce reasonably good yield at low N rate as well as responded well to applied N. Whereas, some genotypes like BRS Radiante, CNFP 7624, CNFM 7875, CNFM 7886, CNFC 7813, CNFC 7827, CNFP 7677 and CNFP 7775 produced very good yields at higher N rate but very low yields at lower N rate. Hence, these genotypes are good for farmers using higher technology. Nitrogen concentration and uptake were higher in dry bean grains compared with shoot and 63% of N accumulated at zero N rate and 75% N accumulated at 400 mg N rate were translocated to grain across 20 genotypes. Nitrogen uptake efficiencies were having highly significant (P < 0.01) quadratic relationship with grain yield. This indicates that improving N uptake in dry bean plants can increase grain yield. 650 $aFeijão 650 $aNitrogênio 650 $aNutriente 650 $aPhaseolus vulgaris 700 1 $aMELO, L. C. 700 1 $aOLIVEIRA, J. de 773 $tJournal of Plant Nutrition, New York$gv. 36, n. 14, p. 2179-2190, 2013.
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Registro original: |
Embrapa Arroz e Feijão (CNPAF) |
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1. | | 0901469, INDUSTRIA BRASILEIRA, Confederacao Nacionalda Industria, Brasilia - DF Biblioteca(s): Catálogo Coletivo de Periódicos Embrapa; Embrapa Semiárido. | |
2. | | 4150017, MEMORIAS DA SOCIEDADE BROTERIANA, Instituto Botanico. Universidade de Coimbra, Coimbra-Portugal Biblioteca(s): Catálogo Coletivo de Periódicos Embrapa; Embrapa Amazônia Oriental. | |
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