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Registros recuperados : 434 | |
149. | | SILVA, G. B.; PRABHU, A. S.; FILIPPI, M. C. Novas linhagens da cultivar de arroz Primavera resistentes brusone nas folhas. Fitopatologia Brasileira, Brasília, DF, v. 32, p. S 289, ago. 2007. Suplemento. ref. 0906. Edição dos Resumos do XL Congresso Brasileiro de Fitopatologia, Maringá, PR, ago. 2007. Biblioteca(s): Embrapa Arroz e Feijão. |
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150. | | SILVA, G. B.; ARAÚJO, L. G.; PRABHU, A. S. Padrão de virulência de isolados de Pyricularia grisea provenientes de lavouras de cultivares de arroz de terras altas recém lançadas. Fitopatologia Brasileira, v. 30, p. S139, ago. 2005. Suplemento, ref. 503. Edição de Resumos do XXXVIII Congresso Brasileiro de Fitopatologia, Brasília, DF, ago. 2005. Biblioteca(s): Embrapa Arroz e Feijão. |
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154. | | FILIPPI, M. C. C.; SILVA, G. B.; PRABHU, A. S. Indução de resistência a brusone nas folhas em arroz por isolado avirulento de Magnaporthe grisea. In: CONGRESSO BRASILEIRO DA CADEIA PRODUTIVA DE ARROZ, 2.; REUNIÃO NACIONAL DE PESQUISA DE ARROZ, 8., 2006, Brasília, DF. Anais... Santo Antônio de Goiás: Embrapa Arroz e Feijão, 2006. (Embrapa Arroz e Feijão. Documentos, 196). Biblioteca(s): Embrapa Arroz e Feijão. |
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Registros recuperados : 434 | |
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Registro Completo
Biblioteca(s): |
Embrapa Arroz e Feijão; Embrapa Unidades Centrais. |
Data corrente: |
10/02/2003 |
Data da última atualização: |
04/05/2022 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
PRABHU, A. S.; FILIPPI, M. C.; ZIMMERMANN, F. J. P. |
Afiliação: |
ANNE SITARAMA PRABHU, CNPAF; MARTA CRISTINA CORSI DE FILIPPI, CNPAF; FRANCISCO JOSE P ZIMMERMANN, CNPAF. |
Título: |
Cultivar response to fungicide application in relation to rice blast control, productivity and sustainability. |
Ano de publicação: |
2003 |
Fonte/Imprenta: |
Pesquisa Agropecuária Brasileira, v. 38, n. 1, p. 11-17, jan. 2003. |
ISSN: |
0100-204X |
Idioma: |
Inglês |
Conteúdo: |
Four field trials were conducted, from 1995 to 1997, with the objective of studying theresponse of four upland cultivars to foliar fungicide application in relation to panicle blast control, grain yield and sustainability. Differential disease control and yield response of cultivars to fungicide treatment were obtained. Losses in grain yield of cultivars IAC 202, Caiapó, Rio Paranaíba and Araguaia dueto panicle blast were 44.8%, 27.4%, 24.4% and 18.2%, respectively. Two applications of tricyclazole or benomyl controlled panicle blast, as indicated by lower values of disease progress curve and relative panicle blast severity, and increased grain yield of the cultivar IAC 202. The losses in 100 panicle grain weight and grain yield were significantly reduced by 22.3% and 25.1% in IAC 202 and 23.6% and20.5% in Caiapó, respectively, with two sprays of tricyclazole. Sustainable value index for yield was maximum with two applications of tricyclazole (0.59), followed by one application at booting (0.46)and at heading (0.40) in cultivar IAC 202. Results showed no yield response of the cultivars Rio Paranaíba and Araguaia to fungicide applications for panicle blast control. |
Palavras-Chave: |
combate às pragas; fatores de rendimento; yield factors. |
Thesagro: |
Arroz; Brusone; Controle Químico; Oryza Sativa; Pyricularia Grisea; Rendimento. |
Thesaurus NAL: |
chemical control; pest control. |
Categoria do assunto: |
-- H Saúde e Patologia |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/AI-SEDE/24346/1/011.pdf
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Marc: |
LEADER 02018naa a2200289 a 4500 001 1210466 005 2022-05-04 008 2003 bl uuuu u00u1 u #d 022 $a0100-204X 100 1 $aPRABHU, A. S. 245 $aCultivar response to fungicide application in relation to rice blast control, productivity and sustainability. 260 $c2003 520 $aFour field trials were conducted, from 1995 to 1997, with the objective of studying theresponse of four upland cultivars to foliar fungicide application in relation to panicle blast control, grain yield and sustainability. Differential disease control and yield response of cultivars to fungicide treatment were obtained. Losses in grain yield of cultivars IAC 202, Caiapó, Rio Paranaíba and Araguaia dueto panicle blast were 44.8%, 27.4%, 24.4% and 18.2%, respectively. Two applications of tricyclazole or benomyl controlled panicle blast, as indicated by lower values of disease progress curve and relative panicle blast severity, and increased grain yield of the cultivar IAC 202. The losses in 100 panicle grain weight and grain yield were significantly reduced by 22.3% and 25.1% in IAC 202 and 23.6% and20.5% in Caiapó, respectively, with two sprays of tricyclazole. Sustainable value index for yield was maximum with two applications of tricyclazole (0.59), followed by one application at booting (0.46)and at heading (0.40) in cultivar IAC 202. Results showed no yield response of the cultivars Rio Paranaíba and Araguaia to fungicide applications for panicle blast control. 650 $achemical control 650 $apest control 650 $aArroz 650 $aBrusone 650 $aControle Químico 650 $aOryza Sativa 650 $aPyricularia Grisea 650 $aRendimento 653 $acombate às pragas 653 $afatores de rendimento 653 $ayield factors 700 1 $aFILIPPI, M. C. 700 1 $aZIMMERMANN, F. J. P. 773 $tPesquisa Agropecuária Brasileira$gv. 38, n. 1, p. 11-17, jan. 2003.
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Embrapa Arroz e Feijão (CNPAF) |
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