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Registro Completo |
Biblioteca(s): |
Embrapa Amapá; Embrapa Amazônia Oriental. |
Data corrente: |
10/03/2017 |
Data da última atualização: |
20/05/2022 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
SCHWARTZ, G.; PEREIRA, P. C. G.; SIVIERO, M. A.; PEREIRA, J. F.; RUSCHEL, A. R.; YARED, J. A. G. |
Afiliação: |
GUSTAVO SCHWARTZ, CPATU; Paulo C. G. Pereira, The Arboris Group; Marco A. Siviero, The Arboris Group; JOSE FRANCISCO PEREIRA, CPAF-AP; ADEMIR ROBERTO RUSCHEL, CPATU; JORGE ALBERTO GAZEL YARED, CPAF-AP. |
Título: |
Enrichment planting in logging gaps with Schizolobium parahyba var. amazonicum (Huber ex Ducke) Barneby: A financially profitable alternative for degraded tropical forests in the Amazon. |
Ano de publicação: |
2017 |
Fonte/Imprenta: |
Forest Ecology and Management, v. 390, p. 166-172, Apr. 2017. |
DOI: |
http://dx.doi.org/10.1016/j.foreco.2017.01.031 |
Idioma: |
Inglês |
Conteúdo: |
Conservation of degraded forests is a challenging issue in the tropics, since the maintenance of environmental services and economic demands must be conciliated. Environmental services must be conserved while degraded tropical forests are demanded to be competitive against more financially profitable land uses as crop fields and pastures. The objective of this study was to evaluate productivity and financial profitability of enrichment planting in degraded forests. Seeds of Schizolobium parahyba var. amazonicum were planted in logging gaps of a 108-ha degraded forest in southeast Pará (Brazil) in February 1995 . After 13 years (2008), S. parahyba presented a volume increase of 3.1 m3 for individuals 25 cm in DBH. More than 30% of the planted seeds were able to germinate, establish, and grow up to sizes 25 cm in DBH. A cost-benefit analysis through Net Present Value (NPV) and a sensitivity analysis with different interest rates were performed to compare financial profitability of the treated and control area under roundwood and laminated plus sawnwood production. Enrichment planting using S. parahyba seeds presented higher NPVs in the treated than in control area for all simulations, except roundwood under interest rate of 9% per year. |
Palavras-Chave: |
Laminação; Lamination; Sistemas silviculturais; Tropical forest. |
Thesagro: |
Floresta Tropical; Madeira Serrada. |
Thesaurus Nal: |
silvicultural systems. |
Categoria do assunto: |
K Ciência Florestal e Produtos de Origem Vegetal |
Marc: |
LEADER 02206naa a2200277 a 4500 001 2066709 005 2022-05-20 008 2017 bl uuuu u00u1 u #d 024 7 $ahttp://dx.doi.org/10.1016/j.foreco.2017.01.031$2DOI 100 1 $aSCHWARTZ, G. 245 $aEnrichment planting in logging gaps with Schizolobium parahyba var. amazonicum (Huber ex Ducke) Barneby$bA financially profitable alternative for degraded tropical forests in the Amazon.$h[electronic resource] 260 $c2017 520 $aConservation of degraded forests is a challenging issue in the tropics, since the maintenance of environmental services and economic demands must be conciliated. Environmental services must be conserved while degraded tropical forests are demanded to be competitive against more financially profitable land uses as crop fields and pastures. The objective of this study was to evaluate productivity and financial profitability of enrichment planting in degraded forests. Seeds of Schizolobium parahyba var. amazonicum were planted in logging gaps of a 108-ha degraded forest in southeast Pará (Brazil) in February 1995 . After 13 years (2008), S. parahyba presented a volume increase of 3.1 m3 for individuals 25 cm in DBH. More than 30% of the planted seeds were able to germinate, establish, and grow up to sizes 25 cm in DBH. A cost-benefit analysis through Net Present Value (NPV) and a sensitivity analysis with different interest rates were performed to compare financial profitability of the treated and control area under roundwood and laminated plus sawnwood production. Enrichment planting using S. parahyba seeds presented higher NPVs in the treated than in control area for all simulations, except roundwood under interest rate of 9% per year. 650 $asilvicultural systems 650 $aFloresta Tropical 650 $aMadeira Serrada 653 $aLaminação 653 $aLamination 653 $aSistemas silviculturais 653 $aTropical forest 700 1 $aPEREIRA, P. C. G. 700 1 $aSIVIERO, M. A. 700 1 $aPEREIRA, J. F. 700 1 $aRUSCHEL, A. R. 700 1 $aYARED, J. A. G. 773 $tForest Ecology and Management$gv. 390, p. 166-172, Apr. 2017.
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Embrapa Amazônia Oriental (CPATU) |
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Registro Completo
Biblioteca(s): |
Embrapa Pecuária Sudeste. |
Data corrente: |
18/10/2001 |
Data da última atualização: |
26/04/2022 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
OLIVEIRA, C. A. L. de; MARTINS, E. N.; FREITAS, A. R. de; ALENCAR, M. M. de. |
Afiliação: |
CARLOS ANTONIO LOPES DE OLIVEIRA, UEMGS; ELIAS NUNES MARTINS, UEM; ALFREDO RIBEIRO DE FREITAS, CPPSE; MAURICIO MELLO DE ALENCAR, CPPSE. |
Título: |
Heterogeneidade de variâncias nos grupos genéticos formadores da Raça Canchim. |
Ano de publicação: |
2001 |
Fonte/Imprenta: |
Revista Brasileira de Zootecnia, v.30, n.4, p.1212-1219, 2001. |
Idioma: |
Português |
Palavras-Chave: |
Avaliacao; Canchim breeding; Genetics evaluations; Heterogeneidade variancias; Heterogeneity of variances. |
Thesagro: |
Gado Canchim; Genética. |
Categoria do assunto: |
L Ciência Animal e Produtos de Origem Animal |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/CPPSE/13576/1/PROCIARF2001.00181.PDF
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Marc: |
LEADER 00717naa a2200229 a 4500 001 1045778 005 2022-04-26 008 2001 bl uuuu u00u1 u #d 100 1 $aOLIVEIRA, C. A. L. de 245 $aHeterogeneidade de variâncias nos grupos genéticos formadores da Raça Canchim.$h[electronic resource] 260 $c2001 650 $aGado Canchim 650 $aGenética 653 $aAvaliacao 653 $aCanchim breeding 653 $aGenetics evaluations 653 $aHeterogeneidade variancias 653 $aHeterogeneity of variances 700 1 $aMARTINS, E. N. 700 1 $aFREITAS, A. R. de 700 1 $aALENCAR, M. M. de 773 $tRevista Brasileira de Zootecnia$gv.30, n.4, p.1212-1219, 2001.
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