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Registros recuperados : 33 | |
14. | | EICHELBERGER, L.; MAIA, M. de S.; PESKE, S. T.; MORAES, D. M. de. Efeito do retardamento da secagem na qualidade fisiológica de sementes armazenadas de azevém anual. Pesquisa Agropecuária Brasileira, Brasília, DF, v. 38, n. 5, p. 643-650, maio 2003 Título em inglês: Drying delay effect on physiological quality of stored annual ryegrass seeds. Biblioteca(s): Embrapa Unidades Centrais. |
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15. | | EICHELBERGER, L.; MAIA, M. de S.; PESKE, S. T.; MORAES, D. M. de. Composição química de sementes de azevém em resposta ao retardamento da secagem e ao armazenamento. Pesquisa Agropecuária Brasileira, Brasília, DF, v. 37, n. 5, p. 693-702, maio 2002 Título em inglês: Chemical composition of ryegrass seeds in response to drying delay and storage. Biblioteca(s): Embrapa Unidades Centrais. |
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17. | | MORAES, C. L.; MARINI, P.; FERNANDO, J. A.; MORAES, D. M. de; CASTRO, L. A. S. de; LOPES, N. F. Alterações fi siológicas e ultraestruturais de plântulas de tomate induzidas por chumbo. Iheringia Série Botânica, Porto Alegre, v. 69, n. 2, p. 313-322, dez. 2014. Biblioteca(s): Embrapa Clima Temperado. |
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18. | | MELLO, R. M. de; GALINA, S.; SOUZA, J. A. de; ABREU, C. M.; MORAES, D. M. de. Comportamento de sementes de tomateiro (Lycopersicon esculentum Mill.) submetidas ao nitrito de sódio. Informativo Abrates, Londrina, v. 13, n. 3, p. 116, set. 2003. Trabalho apresentado no 13º Congresso Brasileiro de Sementes, 2003, Londrina. Resumo. Biblioteca(s): Embrapa Hortaliças. |
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19. | | MORAES, D. M. C.; DUARTE, S. C.; PANIAGO, M. E. L.; ARNHOLD, E.; JAYME, V. de S.; ANDRADE, M. A. Phenotypical characterization and molecular detection of salmonella in samples in starter, grower and egg production phases in commercial laying hens. In: EUROPEAN SYMPOSIUM ON THE QUALITY POULTRY MEAT, 22.; EUROPEAN SYMPOSIUM ON THE QUALITY OF EGGS AND EGG PRODUCTS, 16, 2015, Nantes. Abstract ...Nantes: [s.n.], 2015. Biblioteca(s): Embrapa Suínos e Aves. |
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20. | | ABREU, C. M.; MENDES, C. R.; MORAES, D. M. de; LIMA, M. da G. de S.; LOPES, N. F. Efeito do ácido acético da qualidade fisiológica de sementes de cenoura (Daucus carota L.). Informativo Abrates, Londrina, v. 13, n. 3, p. 115, set. 2003. Trabalho apresentado no 13º Congresso Brasileiro de Sementes, 2003, Londrina. Resumo. Biblioteca(s): Embrapa Hortaliças. |
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Registros recuperados : 33 | |
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Registro Completo
Biblioteca(s): |
Embrapa Clima Temperado. |
Data corrente: |
24/10/2014 |
Data da última atualização: |
30/10/2014 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
B - 1 |
Autoria: |
KRÜGER, F. de O.; MORAES, D. M. de; FRANCO, D. F.; COSTA, C. J.; VAZ, C. F.; RIBEIRO, P. R. G. |
Afiliação: |
FABÍOLA DE OLIVEIRA KRÜGER, UFLA; DARIO MUNT DE MORAES, UFPel; DANIEL FERNANDEZ FRANCO, CPACT; CAROLINE JACOME COSTA, CPACT; CHAIANE FERNANDES VAZ, UFLA; PAULA RODRIGUES GAYER RIBEIRO, UFLA. |
Título: |
Respiratory activity of rice seeds stored for 10 years at different temperatures. |
Ano de publicação: |
2014 |
Fonte/Imprenta: |
Journal of Food, Agriculture & Environment v. 12, n. 3/4, p. 175-178, 2014. |
Idioma: |
Inglês |
Conteúdo: |
The use of seeds of great physiological potential, which is influenced by several factors from field to storage, is necessary to achieve high yields. Storage, when irregularly performed, may lead the seeds to deterioration, promoting changes on the cell membrane system and respiratory activity that may cause problems to general activities of protein synthesis, thus, to seed germination and vigor. Our objective was to evaluate the physiological potential and respiratory activity of rice seeds stored for 10 years at different temperatures. Rice seeds of the cultivars BRS Pelota, BRS Atalanta, and BRS Firmeza were used, which were placed in impermeable packaging, and stored for 10 years at -15; 1; and 18°C. The physiological potential was evaluated by germination, seedling emergence under greenhouse conditions, germination rate, length and dry matter of aerial part and roots, and respiratory activity. Rice seeds of BRS Pelota cultivar stored at -15°C presented better physiological potential. For BRS Atala nta and BRS Firmeza cultivars, the storage temperature of 1°C maintained the seed physiological potential, confirming the results observed for respiratory activity. We concluded that it is possible to maintain the physiological potential of BRS Pelota, BRS Atalanta, and BRS Firmeza rice seeds after 10 years of storage at -15 and 1°C. The evaluation of seed respiratory activity indicated that it presents relationship with vigor of seeds stored at different temperatures. |
Palavras-Chave: |
Oryza sativa L. |
Thesagro: |
Arroz. |
Categoria do assunto: |
-- |
Marc: |
LEADER 02109naa a2200205 a 4500 001 1998388 005 2014-10-30 008 2014 bl uuuu u00u1 u #d 100 1 $aKRÜGER, F. de O. 245 $aRespiratory activity of rice seeds stored for 10 years at different temperatures.$h[electronic resource] 260 $c2014 520 $aThe use of seeds of great physiological potential, which is influenced by several factors from field to storage, is necessary to achieve high yields. Storage, when irregularly performed, may lead the seeds to deterioration, promoting changes on the cell membrane system and respiratory activity that may cause problems to general activities of protein synthesis, thus, to seed germination and vigor. Our objective was to evaluate the physiological potential and respiratory activity of rice seeds stored for 10 years at different temperatures. Rice seeds of the cultivars BRS Pelota, BRS Atalanta, and BRS Firmeza were used, which were placed in impermeable packaging, and stored for 10 years at -15; 1; and 18°C. The physiological potential was evaluated by germination, seedling emergence under greenhouse conditions, germination rate, length and dry matter of aerial part and roots, and respiratory activity. Rice seeds of BRS Pelota cultivar stored at -15°C presented better physiological potential. For BRS Atala nta and BRS Firmeza cultivars, the storage temperature of 1°C maintained the seed physiological potential, confirming the results observed for respiratory activity. We concluded that it is possible to maintain the physiological potential of BRS Pelota, BRS Atalanta, and BRS Firmeza rice seeds after 10 years of storage at -15 and 1°C. The evaluation of seed respiratory activity indicated that it presents relationship with vigor of seeds stored at different temperatures. 650 $aArroz 653 $aOryza sativa L 700 1 $aMORAES, D. M. de 700 1 $aFRANCO, D. F. 700 1 $aCOSTA, C. J. 700 1 $aVAZ, C. F. 700 1 $aRIBEIRO, P. R. G. 773 $tJournal of Food, Agriculture & Environment$gv. 12, n. 3/4, p. 175-178, 2014.
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