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66. | | FONSECA, J. R.; CASTRO, E. da M. de; CUTRIM, V. dos A.; SILVA, H. T. da. Caracterização morfológica de linhagens de arroz Oryza sativa L. para registro e proteção no Serviço Nacional de Proteção de Cultivares. In: CONGRESSO DA CADEIA PRODUTIVA DE ARROZ, 1.; REUNIÃO NACIONAL DE PESQUISA DE ARROZ - RENAPA, 7., 2002, Florianópolis. Anais... Santo Antônio de Goiás: Embrapa Arroz e Feijão, 2002. p. 247-248. (Embrapa Arroz e Feijão. Documentos, 134). Biblioteca(s): Embrapa Arroz e Feijão. |
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80. | | FONSECA, J. R.; VIEIRA, E. H. N.; SILVA, H. T. da; CUTRIM, V. dos A.; CASTRO, E. da M. de. Coleta de germoplasma de arroz Oryza sativa L. no Brasil. In: CONGRESSO DA CADEIA PRODUTIVA DE ARROZ, 1.; REUNIÃO NACIONAL DE PESQUISA DE ARROZ - RENAPA, 7., 2002, Florianópolis. Anais... Santo Antônio de Goiás: Embrapa Arroz e Feijão, 2002. p. 249-250. (Embrapa Arroz e Feijão. Documentos, 134). Biblioteca(s): Embrapa Arroz e Feijão. |
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Registros recuperados : 145 | |
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| Acesso ao texto completo restrito à biblioteca da Embrapa Arroz e Feijão. Para informações adicionais entre em contato com cnpaf.biblioteca@embrapa.br. |
Registro Completo
Biblioteca(s): |
Embrapa Arroz e Feijão. |
Data corrente: |
19/04/2006 |
Data da última atualização: |
14/05/2022 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
PINHEIRO, B. da S.; CASTRO, E. da M. de; GUIMARÃES, C. M. |
Afiliação: |
BEATRIZ DA SILVEIRA PINHEIRO, CNPAF; EMILIO DA MAIA DE CASTRO, CNPAF; CLEBER MORAIS GUIMARAES, CNPAF. |
Título: |
Sustainability and profitability of aerobic rice production in Brazil. |
Ano de publicação: |
2006 |
Fonte/Imprenta: |
Field Crops Research, v. 97, n. 1, p. 34-42, May 2006. |
DOI: |
https://doi.org/10.1016/j.fcr.2005.08.013 |
Idioma: |
Inglês |
Conteúdo: |
Brazilian savannas or 'cerrados', which cover an area of 200 million ha, possess a high potential for agricultural production. Upland rice has been used as a pioneer crop to open these areas for cultivation, and covered an area of more than 4.5 million ha during the 1970s and 1980s. The cultivars used in this system were tall, japonica types, with good tolerance to drought stress and a traditional bold grain type. Subsequently, the shift of rice to more favorable production zones and a change in consumer grain preference has required the development of a new class of aerobic rice cultivars. These were derived from crosses between upland and lowland cultivars, and they combine adaptation to unflooded (aerobic) soils with responsiveness to applied inputs. Crop financing policies take into consideration the climatic risk for different savannah micro-regions, which has been established using water balance models and GIS. Research recommendations have been developed to minimize climatic risk through appropriate date of planting and choice of variety. New varieties, japonica × indica derivatives, with improved plant type and duration and with desirable grain appearance and cooking behavior, provide an economically attractive option for farmers in stable cropping systems. Such varieties have been adopted by farmers both as a regular component of grain cropping systems and as a crop to assist in renewal of degraded pasture. These aerobic rice systems help meet national demand for rice without the levels of water use and investment in infrastructure required for irrigated lowland rice production. MenosBrazilian savannas or 'cerrados', which cover an area of 200 million ha, possess a high potential for agricultural production. Upland rice has been used as a pioneer crop to open these areas for cultivation, and covered an area of more than 4.5 million ha during the 1970s and 1980s. The cultivars used in this system were tall, japonica types, with good tolerance to drought stress and a traditional bold grain type. Subsequently, the shift of rice to more favorable production zones and a change in consumer grain preference has required the development of a new class of aerobic rice cultivars. These were derived from crosses between upland and lowland cultivars, and they combine adaptation to unflooded (aerobic) soils with responsiveness to applied inputs. Crop financing policies take into consideration the climatic risk for different savannah micro-regions, which has been established using water balance models and GIS. Research recommendations have been developed to minimize climatic risk through appropriate date of planting and choice of variety. New varieties, japonica × indica derivatives, with improved plant type and duration and with desirable grain appearance and cooking behavior, provide an economically attractive option for farmers in stable cropping systems. Such varieties have been adopted by farmers both as a regular component of grain cropping systems and as a crop to assist in renewal of degraded pasture. These aerobic rice systems help meet national demand for ri... Mostrar Tudo |
Palavras-Chave: |
Consórcio; Cultivo; Sistema. |
Thesagro: |
Arroz; Cerrado; Grão; Melhoramento; Oryza Sativa; Pastagem; Qualidade; Rotação de Cultura. |
Categoria do assunto: |
F Plantas e Produtos de Origem Vegetal |
Marc: |
LEADER 02413naa a2200289 a 4500 001 1192990 005 2022-05-14 008 2006 bl uuuu u00u1 u #d 024 7 $ahttps://doi.org/10.1016/j.fcr.2005.08.013$2DOI 100 1 $aPINHEIRO, B. da S. 245 $aSustainability and profitability of aerobic rice production in Brazil.$h[electronic resource] 260 $c2006 520 $aBrazilian savannas or 'cerrados', which cover an area of 200 million ha, possess a high potential for agricultural production. Upland rice has been used as a pioneer crop to open these areas for cultivation, and covered an area of more than 4.5 million ha during the 1970s and 1980s. The cultivars used in this system were tall, japonica types, with good tolerance to drought stress and a traditional bold grain type. Subsequently, the shift of rice to more favorable production zones and a change in consumer grain preference has required the development of a new class of aerobic rice cultivars. These were derived from crosses between upland and lowland cultivars, and they combine adaptation to unflooded (aerobic) soils with responsiveness to applied inputs. Crop financing policies take into consideration the climatic risk for different savannah micro-regions, which has been established using water balance models and GIS. Research recommendations have been developed to minimize climatic risk through appropriate date of planting and choice of variety. New varieties, japonica × indica derivatives, with improved plant type and duration and with desirable grain appearance and cooking behavior, provide an economically attractive option for farmers in stable cropping systems. Such varieties have been adopted by farmers both as a regular component of grain cropping systems and as a crop to assist in renewal of degraded pasture. These aerobic rice systems help meet national demand for rice without the levels of water use and investment in infrastructure required for irrigated lowland rice production. 650 $aArroz 650 $aCerrado 650 $aGrão 650 $aMelhoramento 650 $aOryza Sativa 650 $aPastagem 650 $aQualidade 650 $aRotação de Cultura 653 $aConsórcio 653 $aCultivo 653 $aSistema 700 1 $aCASTRO, E. da M. de 700 1 $aGUIMARÃES, C. M. 773 $tField Crops Research$gv. 97, n. 1, p. 34-42, May 2006.
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