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| Registros recuperados : 15 | |
| 1. |  | KORASAKI, V.; BROWN, G. G.; OLIVEIRA, L. J.; PASINI, A.; MATSUMURA, C. Y. Efeito da conversão de pastagens antigas em cultivos de soja, na população de invertebrados edáficos em Cafeara, PR. In: CONGRESSO BRASILEIRO DE SOJA, 4., 2006, Londrina. Resumos... Londrina: Embrapa Soja, 2006. p. 70-71. Organizado por Odilon Ferreira Saraiva, Simone Ery Grosskopf.| Biblioteca(s): Embrapa Soja. |
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| 2. | | NUNES, D. H.; PASINI, A.; BENITO, N. P.; KORASAKI, V.; MATSUMURA, C. Y.; BROWN, G. G. Espécies de minhocas em agroecossistemas de jaguapitã - PR. In: MOSTRA ACADÊMICA DE TRABALHOS EM AGRONOMIA, 9., 2005; JORNADA DE ATUALIZAÇÃO EM CIÊNCIAS AGRÁRIAS, 1.; MOSTRA ACADÊMICA DE TRABALHOS EM AGRONOMIA, 8., 2004, Londrina. [Resumos expandidos...]. Londrina: UEL, 2005. p. 34-36. 1 CD-ROM. Seção: Fitossanidade da VIII MATA.| Biblioteca(s): Embrapa Soja. |
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| 3. | | BROWN, G. G.; MARTINS, P. T.; MATSUMURA, C.; SILVA, S. H. da; FERRARI, E.; PASINI, A. Growth of Pontoscolex corethururus in soils of different textures and contents of organic matter. In: ENCUENTRO LATINO-AMERICANO DE ECOLOGIA Y TAXONOMIA DE OLIGOQUETOS, 2., 2005, San Juan, Puerto Rico. [Resumenes]. San Juan, Puerto Rico: International Institute of Tropical Forestry: Fundación Puertorriqueña de Conservación, 2005. p. 38.| Biblioteca(s): Embrapa Soja. |
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| 4. | | BROWN, G. G.; KORASAKI, V.; MARTINS, P. T.; MATSUMURA, C.; SILVA, S. H. da; PASINI, A. Crescimento de Pontoscolex corethrurus em Latossolo Vermelho Escuro Eutroférrico com diferentes adições de areia e matéria orgânica. In: ENCONTRO LATINO-AMERICANO DE ECOLOGIA E TAXONOMIA DE OLIGOQUETAS, 3., 2007, Curitiba. Minhocas como bioindicadoras ambientais: princípios e práticas: anais. Colombo: Embrapa Florestas, 2008. 1 CD-ROM.| Biblioteca(s): Embrapa Florestas. |
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| 5. | | KORASAKI, V.; PASINI, A.; BROWN, G. G.; BENITO, N. P.; MATSUMURA, C. Y.; MARTINS, P. T.; NONINO, M. C. Coleção didática da macrofauna invertebrada edáfica de ecossistemas do Paraná. In: MOSTRA ACADÊMICA DE TRABALHOS EM AGRONOMIA, 8., 2004, Londrina. Caderno de resumos. Londrina: UEL, 2004. p. 59.| Biblioteca(s): Embrapa Soja. |
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| 6. | | OLIVEIRA, L. J.; BROWN, G. G.; CAMPO, R. J.; KORASAKI, V.; MATSUMURA, C.; PAVÃO, A.; SILVA, S. H. da. Levantamentos populacionais de percevejo castanho (Scaptocoris sp.) em áreas de reforma de pastagem em Taciba, SP e Cafeara, PR. In: SARAIVA, O. F. (Org.). Resultados de pesquisa da Embrapa Soja - 2003: entomologia. Londrina: Embrapa Soja, 2004. p. 43-46. (Embrapa Soja. Documentos, 245).| Biblioteca(s): Embrapa Soja. |
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| 7. | | NUNES, D. H.; PASINI, A.; N.; BENITO, N. P.; KORASAJI, V.; MATSUMURA, C. Y.; BROWN, G. G. Espécies de minhocas em agroecosistemas de Jaguapitã - PR. In: MOSTRA ACADÊMICA DE TRABALHOS EM AGRONOMIA, 8., 2004, Londrina. Caderno de resumos. Londrina: UEL, 2004. p. 34.| Biblioteca(s): Embrapa Soja. |
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| 8. | | BROWN, G. G.; MARTINS, P. T.; MATSUMURA, C.; SILVA, S. H. da; FERRARI, E.; KORASAKI, V.; PASINI, A. Growth of Pontoscolex corethrurus in an oxisol mixed or not with different amounts of sand and/or organic matter. In: International Symposium on Earthworm Ecology, 8., 2006, Kraków. Abstracts... Kraków: Jagiellonian University, 2006. p. 61.| Biblioteca(s): Embrapa Soja. |
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| 9. | | NUNES, D. H.; PASINI, A.; BENITO, N. P.; KORASAKI, V.; MATSUMURA, C. Y.; MANZANO, D. C.; BROWN, G. G. Densidade populacional e biomassa de minhocas em agroecossistemas de Jaguapitã -PR. In: MOSTRA ACADÊMICA DE TRABALHOS EM AGRONOMIA, 9., 2005; JORNADA DE ATUALIZAÇÃO EM CIÊNCIAS AGRÁRIAS, 1.; MOSTRA ACADÊMICA DE TRABALHOS EM AGRONOMIA, 8., 2004, Londrina. [Resumos expandidos...]. Londrina: UEL, 2005. p. 37-39. Seção: Fitossanidade da VIII MATA.| Biblioteca(s): Embrapa Soja. |
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| 10. | | NUNES, D. H.; PASINI, A.; BENTI, N. P.; KARASAKI, V.; MATSUMURA, C. Y.; MANZANO, D. C.; BROWN, G. G. Densidade populacional e biomassa de minhocas em agroecossistemas de Jaguapitã - PR. In: MOSTRA ACADÊMICA DE TRABALHOS EM AGRONOMIA, 8., 2004, Londrina. Caderno de resumos. Londrina: UEL, 2004. p. 35.| Biblioteca(s): Embrapa Soja. |
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| 11. | | HOFFMANN-CAMPO, C. B.; OLIVEIRA, L. J.; MENDES, A. C. F.; SILVA, S. H.; MATSUMURA, C. Y. Danos causados por Sternechus subsignatus (Coleoptera: Curculionidae) em diversos genótipos de soja em casa-de-vegetação. In: REUNIÃO DE PESQUISA DE SOJA DA REGIÃO CENTRAL DO BRASIL, 27., 2005. Cornélio Procópio. Resumos... Londrina: Embrapa Soja, 2005. p. 162-163. (Embrapa Soja. Documentos, 257). Organizado por Odilon Ferreira Saraiva, Janete Lasso Ortiz, Simone Ery Grosskopf.| Biblioteca(s): Embrapa Soja. |
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| 12. | | SANTOS, A. A. dos; KORASAKI, V.; OLIVEIRA, L. J.; BROWN, G. G.; MATSUMURA, C.; PAVÃO, A.; SILVA, S. H da. Composição da fauna invertebrada em cultivos de soja em áreas de reforma de pastagem em Cafeara, PR. In: CONGRESSO BRASILEIRO DE ZOOLOGIA, 26., 2006, Londrina. Resumos... Londrina, SBZ, 2006. 1 CD-ROM. Resumo n. 2477_1340.pdf. Área Resumos: Insecta.| Biblioteca(s): Embrapa Soja. |
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| 13. | | KORASAKI, V.; PASINI, A.; BROWN, G. G.; BENITO, N. P.; NUNES, D. H.; MATSUMURA, C. Y.; MARTINS, P. T.; NONINO, M. C. Coleção didática da macrofauna invertebrada edáfica de ecossistemas do Paraná. In: MOSTRA ACADÊMICA DE TRABALHOS EM AGRONOMIA, 9., 2005; JORNADA DE ATUALIZAÇÃO EM CIÊNCIAS AGRÁRIAS, 1.; MOSTRA ACADÊMICA DE TRABALHOS EM AGRONOMIA, 8., 2004, Londrina. [Resumos expandidos...]. Londrina: UEL, 2005. p. 86-88. 1 CD-ROM. Seção: Fitossanidade da VIII MATA.| Biblioteca(s): Embrapa Soja. |
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| 14. | | BROWN, G. G.; JAMES, S. W.; SAUTTER, K. D.; PASINI, A.; BENITO, N. P.; NUNES, D. H.; KORASAKI, V.; SANTOS, E. F. dos; MATSUMURA, C.; MARTINS, P. T.; PAVÃO, A.; SILVA, S. H. da; GARBELIN, G.; TORRES, E. Avaliação das populações e de minhocas como bioindicadores ambientais no Norte e Leste do Estado do Paraná (03.02.5.14.00.02 e 03.02.5.14.00.03). In: SARAIVA, O. F. (Org.). Resultados de pesquisa da Embrapa Soja - 2003: manejo de solos, plantas daninhas e agricultura de precisão. Londrina: Embrapa Soja, 2004. p. 33-46. (Embrapa Soja. Documentos, 253).| Biblioteca(s): Embrapa Soja. |
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| 15. | | BROWN, G. G.; JAMES, S. W.; SAUTTER, K. D.; PASINI, A.; BENITO, N. P.; NUNES, D. H.; KORASAKI, V.; SANTOS, E. F. dos; MATSUMURA, C.; MARTINS, P. T.; PAVAO, A.; SILVA, S. H. da; GARBELINI, L. G.; TORRES, E. Avaliação das populações de minhocas como bioindicadores ambientais no norte e no leste do Estado do Paraná. In: SARAIVA, O. F.; LEITE, R. M. V. B. de C. (Ed.). Resultados de Pesquisa da Embrapa Soja 2005. Londrina: Embrapa Soja, 2008. p. 20-29. (Embrapa Soja. Documentos, 296)| Biblioteca(s): Embrapa Florestas; Embrapa Soja. |
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| Registros recuperados : 15 | |
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 | Acesso ao texto completo restrito à biblioteca da Embrapa Soja. Para informações adicionais entre em contato com valeria.cardoso@embrapa.br. |
Registro Completo
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Biblioteca(s): |
Embrapa Soja. |
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Data corrente: |
21/08/2008 |
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Data da última atualização: |
22/08/2008 |
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Autoria: |
BROWN, G. G.; MARTINS, P. T.; MATSUMURA, C.; SILVA, S. H. da; FERRARI, E.; KORASAKI, V.; PASINI, A. |
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Título: |
Growth of Pontoscolex corethrurus in an oxisol mixed or not with different amounts of sand and/or organic matter. |
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Ano de publicação: |
2006 |
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Fonte/Imprenta: |
In: International Symposium on Earthworm Ecology, 8., 2006, Kraków. Abstracts... Kraków: Jagiellonian University, 2006. p. 61. |
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Idioma: |
Inglês |
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Conteúdo: |
Pontoscolex corethrurus is a pantropical geophagous endogeic earthworm species native to the Guyana Shield area in Northern Brazil. It is found throughout the country, mainly in disturbed ecosystems, although it also may inhabit natural ecosystems far from its original habitat, where it must be considered an exotic invasive species. Its distribution has been associated with a wide-ranging tolerance to different soil types and environments (Lavelle et al., 1987). However, the species is rare in agricultural fields of Northern Paraná State, Brazil. Therefore, the present study was undertaken to evaluate possible soil limitations for the colonization of this species at the Embrapa Soybean experiment station (Londrina, Brazil). P. corethrurus were incubated at 27ºC in the laboratory, using the Rhodic Hapludox from the station and different amounts of added organic matter (OM; composted city organic wastes) and sand. The following treatments were used: 100% soil; soil+2% (weight) OM; soil+4% OM; soil+10% OM; soil+10% sand; soil+30% sand; soil+60% sand. A potting mixture used in the greenhouse (70%soil, 20%sand, 10%OM) was also tested. Mean C content of the mixtures ranged from 1.2 to 4.3% and sand contents from 8 to 76%. Each container (10 cm square plastic box) received about 140g air-dry substrate, and water at 70-80% field capacity. Each box had 1 specimen and each treatment was replicated 14 times. The worms were cultivated for 395 d, and the substrates changed approximately every 20 d. After 1 yr, only 5 worms were alive in the soil+60% sand treatment and>9 individuals in the remaining treatments. A negative relationship was observed between sand content and earthworm biomass (R2 = 0,60). Worm biomass and soil C content showed a polynomial relationship (R2 = 0,89), with maximum values at 2.8% C. Positive linear correlations (R2 = 0,5) with soil P and Mg were also observed. Worms grew best in soil+2% OM, followed by soil+10% sand, soil+4% OM, soil 100%, and soil+30% sand. These results indicate that the soil from Embrapa Soybean is adequate for the development of P. corethrurus, and that some other factor must be limiting colonization by this species. Furthermore, a small increase in soil OM (from 2.3-2,6% C) could greatly benefit the populations of this species. MenosPontoscolex corethrurus is a pantropical geophagous endogeic earthworm species native to the Guyana Shield area in Northern Brazil. It is found throughout the country, mainly in disturbed ecosystems, although it also may inhabit natural ecosystems far from its original habitat, where it must be considered an exotic invasive species. Its distribution has been associated with a wide-ranging tolerance to different soil types and environments (Lavelle et al., 1987). However, the species is rare in agricultural fields of Northern Paraná State, Brazil. Therefore, the present study was undertaken to evaluate possible soil limitations for the colonization of this species at the Embrapa Soybean experiment station (Londrina, Brazil). P. corethrurus were incubated at 27ºC in the laboratory, using the Rhodic Hapludox from the station and different amounts of added organic matter (OM; composted city organic wastes) and sand. The following treatments were used: 100% soil; soil+2% (weight) OM; soil+4% OM; soil+10% OM; soil+10% sand; soil+30% sand; soil+60% sand. A potting mixture used in the greenhouse (70%soil, 20%sand, 10%OM) was also tested. Mean C content of the mixtures ranged from 1.2 to 4.3% and sand contents from 8 to 76%. Each container (10 cm square plastic box) received about 140g air-dry substrate, and water at 70-80% field capacity. Each box had 1 specimen and each treatment was replicated 14 times. The worms were cultivated for 395 d, and the substrates changed approximately ... Mostrar Tudo |
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Marc: |
LEADER 02947naa a2200193 a 4500
001 1470761
005 2008-08-22
008 2006 bl --- 0-- u #d
100 1 $aBROWN, G. G.
245 $aGrowth of Pontoscolex corethrurus in an oxisol mixed or not with different amounts of sand and/or organic matter.
260 $c2006
520 $aPontoscolex corethrurus is a pantropical geophagous endogeic earthworm species native to the Guyana Shield area in Northern Brazil. It is found throughout the country, mainly in disturbed ecosystems, although it also may inhabit natural ecosystems far from its original habitat, where it must be considered an exotic invasive species. Its distribution has been associated with a wide-ranging tolerance to different soil types and environments (Lavelle et al., 1987). However, the species is rare in agricultural fields of Northern Paraná State, Brazil. Therefore, the present study was undertaken to evaluate possible soil limitations for the colonization of this species at the Embrapa Soybean experiment station (Londrina, Brazil). P. corethrurus were incubated at 27ºC in the laboratory, using the Rhodic Hapludox from the station and different amounts of added organic matter (OM; composted city organic wastes) and sand. The following treatments were used: 100% soil; soil+2% (weight) OM; soil+4% OM; soil+10% OM; soil+10% sand; soil+30% sand; soil+60% sand. A potting mixture used in the greenhouse (70%soil, 20%sand, 10%OM) was also tested. Mean C content of the mixtures ranged from 1.2 to 4.3% and sand contents from 8 to 76%. Each container (10 cm square plastic box) received about 140g air-dry substrate, and water at 70-80% field capacity. Each box had 1 specimen and each treatment was replicated 14 times. The worms were cultivated for 395 d, and the substrates changed approximately every 20 d. After 1 yr, only 5 worms were alive in the soil+60% sand treatment and>9 individuals in the remaining treatments. A negative relationship was observed between sand content and earthworm biomass (R2 = 0,60). Worm biomass and soil C content showed a polynomial relationship (R2 = 0,89), with maximum values at 2.8% C. Positive linear correlations (R2 = 0,5) with soil P and Mg were also observed. Worms grew best in soil+2% OM, followed by soil+10% sand, soil+4% OM, soil 100%, and soil+30% sand. These results indicate that the soil from Embrapa Soybean is adequate for the development of P. corethrurus, and that some other factor must be limiting colonization by this species. Furthermore, a small increase in soil OM (from 2.3-2,6% C) could greatly benefit the populations of this species.
700 1 $aMARTINS, P. T.
700 1 $aMATSUMURA, C.
700 1 $aSILVA, S. H. da
700 1 $aFERRARI, E.
700 1 $aKORASAKI, V.
700 1 $aPASINI, A.
773 $tIn: International Symposium on Earthworm Ecology, 8., 2006, Kraków. Abstracts... Kraków: Jagiellonian University, 2006. p. 61.
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