Data/hora: 21/06/2024 05:40:44

Biblioteca(s): | Embrapa Acre.
Data corrente: | 13/02/2014
Data da última atualização: | 06/07/2021
Autoria: | ROCHWELL, C. A.; KAINER, K. A.; OLIVEIRA, M. V. N. d'.; STAUDHAMMER, C. L.; BARALOTO, C.
Afiliação: | Cara A. Rockwell, University of Florida; Karen A. Kainer, University of Florida; MARCUS VINICIO NEVES D OLIVEIRA, CPAF-AC; Christina L. Staudhammer, University of Alabama; Christopher Baraloto, INRA/French Guiana.
Título: | Logging in bamboo-dominated forests in southwestern Amazonia: caveats and opportunities for smallholder forest management.
Ano de publicação: | 2014
Fonte/Imprenta: | Forest Ecology and Management, Eveleigh, v. 315, n. 1, p. 202-210, Mar. 2014.
ISSN: | 0378-1127
DOI: | dx.doi.org/10.1016/j.foreco.2013.12.022
Idioma: | Inglês
Conteúdo: | Guadua sarcocarpa and Guadua weberbaueri (Poaceae: Bambuseae) have a negative influence on tree regeneration and recruitment in bamboo-dominated forests of southwestern Amazonia. The lack of advanced regeneration and sparse canopy in this forest type present a considerable challenge for developing sustainable timber management plans. We conducted field studies in the Porto Dias Agroextractive Settlement Project in Acre, Brazil to assess influences of logging in bamboo-dominated forest sites. Taxonomic composition, stand structure, aboveground biomass, commercial timber volume, and commercial tree seedling and bamboo culm density were compared between five logged vs. unlogged sites in different landholdings, using modified 0.5 ha Gentry plots. No differences in taxonomic composition, aboveground biomass, adult and juvenile stem density, or woody seedling and bamboo culm density were detected between paired logged and unlogged sites. Commercial timber volume, however, was reduced by almost two-thirds in logged plots, suggesting that long-term timber management goals in this forest type are compromised since so few future crop trees remained onsite. Our findings indicate that in order to maximize local management objectives, community forest managers must approach logging in bamboo-dominated forests with caution. We suggest an integration of non-timber forest product extraction with low harvest intensity and low-impact logging, tending of natural regeneration, and diversification of commercial species.
Palavras-Chave: | Acre; Amazonia Occidental; Amazônia Ocdiental; Bambués; Cultivo a pequeña escala; Explotación forestal; Guadua sarcocarpa; Guadua weberbaueri; Manejo florestal; Projeto de Assentamento Agroextrativista Porto Dias; Regeneración natural; Western Amazon.
Thesagro: | Bambu; Extração da madeira; Floresta; Pequeno produtor; Regeneração natural.
Thesaurus Nal: | Bamboos; Logging; Natural regeneration; Small-scale farming.
Categoria do assunto: | K Ciência Florestal e Produtos de Origem Vegetal
Registro original: | Embrapa Acre (CPAF-AC)

Exemplares:

CPAF-AC - (24909-1) - UPC - AP - PP - SP 366 -  - 2015.00019 - DES
CPAF-AC - (24909-2) - UPC - AP - DD -  -  -  - DIS