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Registro Completo |
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Biblioteca(s): |
Embrapa Florestas. |
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Data corrente: |
07/07/2009 |
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Data da última atualização: |
04/11/2015 |
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Tipo da produção científica: |
Artigo em Anais de Congresso / Nota Técnica |
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Autoria: |
MONTOYA VILCAHUAMAN, L. J.; BAGGIO, A. J.; CORREA, G.; MELO, I. B. de; MACHADO, A. M. B. |
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Afiliação: |
Luciano Javier Montoya Vilcahuaman, Embrapa Florestas; AMILTON JOAO BAGGIO, CNPF; Gabriel Correa, APROMATE; Ilvandro Barreto de Melo, Emater; ANTONIO MACIEL BOTELHO MACHADO, CNPF. |
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Título: |
O saber local e o SAF erva-mate com a progenie bi-parental cambona 4 como estratégia do desenvolvimento sustentável na agricultura familiar. |
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Ano de publicação: |
2009 |
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Fonte/Imprenta: |
In: CONGRESSO BRASILEIRO DE SISTEMAS AGROFLORESTAIS, 7., 2009, Luziânia. Diálogo e integração de saberes em sistemas agroflorestais para sociedades sustentáveis: trabalhos. [S.l.]: SBSAF; [Brasília, DF]: EMATER-DF: Embrapa, 2009. |
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Descrição Física: |
1 CD-ROM. |
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Idioma: |
Português |
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Palavras-Chave: |
Cambona 4; Sistema agroflorestal; Sustentabilidade. |
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Thesagro: |
Sistema de Produção. |
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Categoria do assunto: |
-- |
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URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/132459/1/2009-Montoya-OSaberLocal.pdf
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Marc: |
LEADER 00858nam a2200205 a 4500
001 1288774
005 2015-11-04
008 2009 bl uuuu u00u1 u #d
100 1 $aMONTOYA VILCAHUAMAN, L. J.
245 $aO saber local e o SAF erva-mate com a progenie bi-parental cambona 4 como estratégia do desenvolvimento sustentável na agricultura familiar.
260 $aIn: CONGRESSO BRASILEIRO DE SISTEMAS AGROFLORESTAIS, 7., 2009, Luziânia. Diálogo e integração de saberes em sistemas agroflorestais para sociedades sustentáveis: trabalhos. [S.l.]: SBSAF; [Brasília, DF]: EMATER-DF: Embrapa$c2009
300 $c1 CD-ROM.
650 $aSistema de Produção
653 $aCambona 4
653 $aSistema agroflorestal
653 $aSustentabilidade
700 1 $aBAGGIO, A. J.
700 1 $aCORREA, G.
700 1 $aMELO, I. B. de
700 1 $aMACHADO, A. M. B.
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Registro original: |
Embrapa Florestas (CNPF) |
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Registro Completo
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Biblioteca(s): |
Embrapa Amazônia Oriental. |
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Data corrente: |
14/12/2022 |
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Data da última atualização: |
14/12/2022 |
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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: |
ELIAS, F.; FERREIRA, J. N.; RESENDE, A. F.; BERENGUER, E.; FRANÇA, F.; SMITH, C. C.; SCHWARTZ, G.; NASCIMENTO, R. O.; GUEDES, M.; ROSSI, L. C.; SEIXAS, M. M. M. de; SILVA, C. M. da; BARLOW, J. |
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Afiliação: |
FERNANDO ELIAS, UNIVERSIDADE FEDERAL DO PARÁ; JOICE NUNES FERREIRA, CPATU; ANGÉLICA F. RESENDE, REDE AMAZÔNIA SUSTENTÁVEL; ERIKA BERENGUER, UNIVERSITY OF OXFORD; FILIPE FRANÇA, UNIVERSITY OF BRISTOL; CHARLOTTE C. SMITH, LANCASTER UNIVERSITY; GUSTAVO SCHWARTZ, CPATU; RODRIGO O. NASCIMENTO, UNIVERSIDADE FEDERAL DO PARÁ; MATHEUS GUEDES, REDE AMAZÔNIA SUSTENTÁVEL; LIANA CHESINI ROSSI, UNIVERSIDADE ESTADUAL PAULISTA; MARINA MARIA MORAES DE SEIXAS, UNIVERSIDADE FEDERAL DO PARÁ; CAROLINA MELO DA SILVA, UNIVERSIDADE FEDERAL DO PARÁ; JOS BARLOW, LANCASTER UNIVERSITY. |
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Título: |
Comparing contemporary and lifetime rates of carbon accumulation from secondary forests in the eastern Amazon. |
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Ano de publicação: |
2022 |
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Fonte/Imprenta: |
Forest Ecology and Management, v. 508, 120053, Mar. 2022. |
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DOI: |
https://doi.org/10.1016/j.foreco.2022.120053 |
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Idioma: |
Inglês |
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Conteúdo: |
Secondary forests (SFs) growing on previously cleared land could be a low-cost climate change mitigation strategy due to their potential to sequester CO2. However, given widespread changes in climate and land-use in the Amazon in the past 20 years, it is not clear whether current rates of carbon uptake by SFs reflect estimates based on dividing the carbon stock by the estimated age of the forest. This is important, as differences between methodological approaches could lead to important discrepancies in estimates of carbon accumulation. Furthermore, we know little about how carbon uptake rates of secondary forests vary across some of the most deforested regions of the Amazon, where reforestation actions are most needed. Here, we compare the rates of carbon accumulation estimated over the lifetime of a stand (by stand age) with the contemporary rates estimated by recensus data, based on 28 permanent SFs plots distributed across four regions. Then, we compare how carbon uptakes rates vary across regions and how they compare to previous studies. The average rates of contemporary (1.23 ± 0.57 Mg C ha?1 yr?1) and lifetime (1.14 ± 0.63 Mg C ha?1 yr?1) carbon accumulation were strongly correlated (r = 0.78) and similar between regions. Overall, our carbon accumulation rates were much lower than other estimates of Amazonian SFs, which suggests that regions with the greatest opportunities for large-scale implementation of SFs have some of the slowest rates of carbon accumulation. Contrary to predictions from chronosequence analysis, the lack of difference between lifetime and contemporary rates of carbon accumulation suggests forests are maintaining a consistent rate of growth in the first decades after abandonment. These results?combined with the high rates of ongoing environmental change - highlight the importance of continuing to monitor the rate of carbon accumulation in secondary forests. This is necessary to support the implementation and monitoring of large-scale passive restoration in the highly-deforested Amazon. MenosSecondary forests (SFs) growing on previously cleared land could be a low-cost climate change mitigation strategy due to their potential to sequester CO2. However, given widespread changes in climate and land-use in the Amazon in the past 20 years, it is not clear whether current rates of carbon uptake by SFs reflect estimates based on dividing the carbon stock by the estimated age of the forest. This is important, as differences between methodological approaches could lead to important discrepancies in estimates of carbon accumulation. Furthermore, we know little about how carbon uptake rates of secondary forests vary across some of the most deforested regions of the Amazon, where reforestation actions are most needed. Here, we compare the rates of carbon accumulation estimated over the lifetime of a stand (by stand age) with the contemporary rates estimated by recensus data, based on 28 permanent SFs plots distributed across four regions. Then, we compare how carbon uptakes rates vary across regions and how they compare to previous studies. The average rates of contemporary (1.23 ± 0.57 Mg C ha?1 yr?1) and lifetime (1.14 ± 0.63 Mg C ha?1 yr?1) carbon accumulation were strongly correlated (r = 0.78) and similar between regions. Overall, our carbon accumulation rates were much lower than other estimates of Amazonian SFs, which suggests that regions with the greatest opportunities for large-scale implementation of SFs have some of the slowest rates of carbon accumulation. Con... Mostrar Tudo |
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Thesagro: |
Biomassa; Natureza; Regeneração; Regeneração Natural. |
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Thesaurus NAL: |
Aboveground biomass; Natural regeneration. |
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Categoria do assunto: |
K Ciência Florestal e Produtos de Origem Vegetal |
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URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/doc/1149719/1/Comparing-contemporary-and-lifetime.pdf
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Marc: |
LEADER 03081naa a2200349 a 4500
001 2149719
005 2022-12-14
008 2022 bl uuuu u00u1 u #d
024 7 $ahttps://doi.org/10.1016/j.foreco.2022.120053$2DOI
100 1 $aELIAS, F.
245 $aComparing contemporary and lifetime rates of carbon accumulation from secondary forests in the eastern Amazon.$h[electronic resource]
260 $c2022
520 $aSecondary forests (SFs) growing on previously cleared land could be a low-cost climate change mitigation strategy due to their potential to sequester CO2. However, given widespread changes in climate and land-use in the Amazon in the past 20 years, it is not clear whether current rates of carbon uptake by SFs reflect estimates based on dividing the carbon stock by the estimated age of the forest. This is important, as differences between methodological approaches could lead to important discrepancies in estimates of carbon accumulation. Furthermore, we know little about how carbon uptake rates of secondary forests vary across some of the most deforested regions of the Amazon, where reforestation actions are most needed. Here, we compare the rates of carbon accumulation estimated over the lifetime of a stand (by stand age) with the contemporary rates estimated by recensus data, based on 28 permanent SFs plots distributed across four regions. Then, we compare how carbon uptakes rates vary across regions and how they compare to previous studies. The average rates of contemporary (1.23 ± 0.57 Mg C ha?1 yr?1) and lifetime (1.14 ± 0.63 Mg C ha?1 yr?1) carbon accumulation were strongly correlated (r = 0.78) and similar between regions. Overall, our carbon accumulation rates were much lower than other estimates of Amazonian SFs, which suggests that regions with the greatest opportunities for large-scale implementation of SFs have some of the slowest rates of carbon accumulation. Contrary to predictions from chronosequence analysis, the lack of difference between lifetime and contemporary rates of carbon accumulation suggests forests are maintaining a consistent rate of growth in the first decades after abandonment. These results?combined with the high rates of ongoing environmental change - highlight the importance of continuing to monitor the rate of carbon accumulation in secondary forests. This is necessary to support the implementation and monitoring of large-scale passive restoration in the highly-deforested Amazon.
650 $aAboveground biomass
650 $aNatural regeneration
650 $aBiomassa
650 $aNatureza
650 $aRegeneração
650 $aRegeneração Natural
700 1 $aFERREIRA, J. N.
700 1 $aRESENDE, A. F.
700 1 $aBERENGUER, E.
700 1 $aFRANÇA, F.
700 1 $aSMITH, C. C.
700 1 $aSCHWARTZ, G.
700 1 $aNASCIMENTO, R. O.
700 1 $aGUEDES, M.
700 1 $aROSSI, L. C.
700 1 $aSEIXAS, M. M. M. de
700 1 $aSILVA, C. M. da
700 1 $aBARLOW, J.
773 $tForest Ecology and Management$gv. 508, 120053, Mar. 2022.
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Registro original: |
Embrapa Amazônia Oriental (CPATU) |
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