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Registro Completo |
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Biblioteca(s): |
Embrapa Amazônia Ocidental. |
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Data corrente: |
25/02/2003 |
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Data da última atualização: |
18/02/2019 |
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Tipo da produção científica: |
Artigo em Anais de Congresso |
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Autoria: |
TAVARES, A. M.; NUNES, A. B. |
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Afiliação: |
ADAUTO MAURICIO TAVARES, CPAA. |
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Título: |
Estratégias para o controle da broca-do-fruto do cupuaçuzeiro, Conotrachelus sp. (Coleoptera: Curculionidae). |
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Ano de publicação: |
2002 |
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Fonte/Imprenta: |
In: CONGRESSO BRASILEIRO DE FRUTICULTURA, 17., 2002, Belém. Os novos desafios da fruticultura brasileira: anais... Belém: SBF: Embrapa, 2002. 1 CD-ROM. |
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Idioma: |
Português |
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Conteúdo: |
No presente trabalho é avaliado o impacto do emprego do método cultural, preconizado por Trevisan (1989) e Souza et al. (1999) em áreas sadias e infestadas; discutido o emprego do controle mecânico por meio da proteção dos frutos e avaliada a potencialidade do emprego do controle biológico por meio de parasitóide da família Tachinidae e de nematóides entomopatogênicos, isolados de solos de monocultivo de cupuaçuzeiro. |
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Palavras-Chave: |
Brasil. |
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Thesagro: |
Broca do Fruto; Coleóptero; Controle Biológico; Cupuaçu. |
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Thesaurus Nal: |
Amazonia. |
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Categoria do assunto: |
-- |
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URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/113046/1/CBF669.pdf
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Marc: |
LEADER 01104nam a2200193 a 4500
001 1671962
005 2019-02-18
008 2002 bl uuuu u00u1 u #d
100 1 $aTAVARES, A. M.
245 $aEstratégias para o controle da broca-do-fruto do cupuaçuzeiro, Conotrachelus sp. (Coleoptera$bCurculionidae).
260 $aIn: CONGRESSO BRASILEIRO DE FRUTICULTURA, 17., 2002, Belém. Os novos desafios da fruticultura brasileira: anais... Belém: SBF: Embrapa, 2002. 1 CD-ROM.$c2002
520 $aNo presente trabalho é avaliado o impacto do emprego do método cultural, preconizado por Trevisan (1989) e Souza et al. (1999) em áreas sadias e infestadas; discutido o emprego do controle mecânico por meio da proteção dos frutos e avaliada a potencialidade do emprego do controle biológico por meio de parasitóide da família Tachinidae e de nematóides entomopatogênicos, isolados de solos de monocultivo de cupuaçuzeiro.
650 $aAmazonia
650 $aBroca do Fruto
650 $aColeóptero
650 $aControle Biológico
650 $aCupuaçu
653 $aBrasil
700 1 $aNUNES, A. B.
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Registro original: |
Embrapa Amazônia Ocidental (CPAA) |
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 | Acesso ao texto completo restrito à biblioteca da Embrapa Florestas. Para informações adicionais entre em contato com cnpf.biblioteca@embrapa.br. |
Registro Completo
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Biblioteca(s): |
Embrapa Florestas. |
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Data corrente: |
14/11/2019 |
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Data da última atualização: |
14/11/2019 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Circulação/Nível: |
A - 1 |
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Autoria: |
VELOSO, M. G.; DIECKOW, J.; ZANATTA, J. A.; PERGHER, M.; BAYER, C.; HIGA, R. C. V. |
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Afiliação: |
Murilo G. Veloso, UFPR; Jeferson Dieckow, UFPR; JOSILEIA ACORDI ZANATTA, CNPF; Maico Pergher, UFPR; Cimélio Bayer, UFRGS; Rosana Clara Victoria Higa, Pesquisadora aposentada da Embrapa Florestas. |
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Título: |
Long-term loblolly pine land use reduces methane and net greenhouse gas emissions in a subtropical Cambisol, despite increasing nitrous oxide. |
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Ano de publicação: |
2019 |
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Fonte/Imprenta: |
Annals of Forest Science, v. 7, n. 3, article 86, Sept. 2019. |
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DOI: |
10.1007/s13595-019-0871-6 |
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Idioma: |
Inglês |
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Conteúdo: |
& Key message In loblolly pine land use of 17?32 years following forest clearing, CH4 consumption and N2O emission diminished by 17 years, due to high soilmoisture (~ 80%WFPS, N2O intoN2), but increased by 32 years, where medium moisture favoured methanotrophy and denitrification into N2O. Soil greenhouse gases (GHG) emission was positive by 17 years, but negative by 32, when soil sequestered carbon. & Context Much of the role of planted forests in the gaseous soil-atmosphere exchanges in the subtropics remains to be evaluated. & Aims To assess the impacts of loblolly pine (Pinus taeda L.) on soil nitrous oxide (N2O) and methane (CH4) fluxes in a subtropical Cambisol. & Methods Fluxes were monitored over 1 year with static chambers, in forest stands under natural forest (NF) and pine plantation for 17 (P17) and 32 years (P32). & Results The NF soil showed the lowestN2O emission and the highest CH4 consumption, because of the lowest water-filled pore space (WFPS, < 40%) and highest soil macroporosity. In P17, N2O emission was still low, but CH4 consumption diminished sixfold, possibly because of the predominance of methanotrophy, favoured by the highest WFPS (~ 80%) and lowest macroporosity that together with low mineral N concentration also did not favour the formation of N2O. In P32, the improved soil mineral N, macroporosity and intermediate WFPS (~ 60%) increased CH4 consumption and also N2O emission, in an environment supposedly favourable to methanotrophy and also to N2O production. Considering soil organic carbon (SOC) from a concurrent study, the net GHG emission (Mg Ceq ha?1 year?1) was 2.8 in P17 and ?1.1 in P32. Menos& Key message In loblolly pine land use of 17?32 years following forest clearing, CH4 consumption and N2O emission diminished by 17 years, due to high soilmoisture (~ 80%WFPS, N2O intoN2), but increased by 32 years, where medium moisture favoured methanotrophy and denitrification into N2O. Soil greenhouse gases (GHG) emission was positive by 17 years, but negative by 32, when soil sequestered carbon. & Context Much of the role of planted forests in the gaseous soil-atmosphere exchanges in the subtropics remains to be evaluated. & Aims To assess the impacts of loblolly pine (Pinus taeda L.) on soil nitrous oxide (N2O) and methane (CH4) fluxes in a subtropical Cambisol. & Methods Fluxes were monitored over 1 year with static chambers, in forest stands under natural forest (NF) and pine plantation for 17 (P17) and 32 years (P32). & Results The NF soil showed the lowestN2O emission and the highest CH4 consumption, because of the lowest water-filled pore space (WFPS, < 40%) and highest soil macroporosity. In P17, N2O emission was still low, but CH4 consumption diminished sixfold, possibly because of the predominance of methanotrophy, favoured by the highest WFPS (~ 80%) and lowest macroporosity that together with low mineral N concentration also did not favour the formation of N2O. In P32, the improved soil mineral N, macroporosity and intermediate WFPS (~ 60%) increased CH4 consumption and also N2O emission, in an environment supposedly favourable to methanotrophy and also to N2... Mostrar Tudo |
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Palavras-Chave: |
Ammonium; GHGintensity; Nitrate; Southern Brazil. |
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Thesagro: |
Nitrato; Reflorestamento; Temperatura. |
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Thesaurus NAL: |
Reforestation; Temperature. |
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Categoria do assunto: |
-- |
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Marc: |
LEADER 02544naa a2200301 a 4500
001 2114380
005 2019-11-14
008 2019 bl uuuu u00u1 u #d
024 7 $a10.1007/s13595-019-0871-6$2DOI
100 1 $aVELOSO, M. G.
245 $aLong-term loblolly pine land use reduces methane and net greenhouse gas emissions in a subtropical Cambisol, despite increasing nitrous oxide.$h[electronic resource]
260 $c2019
520 $a& Key message In loblolly pine land use of 17?32 years following forest clearing, CH4 consumption and N2O emission diminished by 17 years, due to high soilmoisture (~ 80%WFPS, N2O intoN2), but increased by 32 years, where medium moisture favoured methanotrophy and denitrification into N2O. Soil greenhouse gases (GHG) emission was positive by 17 years, but negative by 32, when soil sequestered carbon. & Context Much of the role of planted forests in the gaseous soil-atmosphere exchanges in the subtropics remains to be evaluated. & Aims To assess the impacts of loblolly pine (Pinus taeda L.) on soil nitrous oxide (N2O) and methane (CH4) fluxes in a subtropical Cambisol. & Methods Fluxes were monitored over 1 year with static chambers, in forest stands under natural forest (NF) and pine plantation for 17 (P17) and 32 years (P32). & Results The NF soil showed the lowestN2O emission and the highest CH4 consumption, because of the lowest water-filled pore space (WFPS, < 40%) and highest soil macroporosity. In P17, N2O emission was still low, but CH4 consumption diminished sixfold, possibly because of the predominance of methanotrophy, favoured by the highest WFPS (~ 80%) and lowest macroporosity that together with low mineral N concentration also did not favour the formation of N2O. In P32, the improved soil mineral N, macroporosity and intermediate WFPS (~ 60%) increased CH4 consumption and also N2O emission, in an environment supposedly favourable to methanotrophy and also to N2O production. Considering soil organic carbon (SOC) from a concurrent study, the net GHG emission (Mg Ceq ha?1 year?1) was 2.8 in P17 and ?1.1 in P32.
650 $aReforestation
650 $aTemperature
650 $aNitrato
650 $aReflorestamento
650 $aTemperatura
653 $aAmmonium
653 $aGHGintensity
653 $aNitrate
653 $aSouthern Brazil
700 1 $aDIECKOW, J.
700 1 $aZANATTA, J. A.
700 1 $aPERGHER, M.
700 1 $aBAYER, C.
700 1 $aHIGA, R. C. V.
773 $tAnnals of Forest Science$gv. 7, n. 3, article 86, Sept. 2019.
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