Cerrar

No. de sistema: 000035664

LDR _ _ 00000nab^^22^^^^zza^4500
008 _ _ 130429m20139999xx^^r^p^^^^^^z0^^^a0eng^d
040 _ _ a| ECO
c| ECO
043 _ _ a| n-mx-cp
044 _ _ a| xx
245 0 0 a| Carbon stocks and accumulation rates in tropical secondary forests at the scale of community, landscape and forest type
520 1 _ a| Rapid increases of secondary forest areas in the tropics make understanding of their carbon dynamics critical to estimate net CO2 emissions and uptake. This understanding is needed for performance based mechanisms that aim to halt global warming (REDD+). Despite the importance of secondary forests to global C cycling, the impacts of recovering secondary vegetation on C dynamics are poorly understood. We present carbon stocks and accumulation rates in biomass and soil pools, using as a basis of analysis 87 sampling plots established along a secondary forest chronosequence derived from shifting cultivation. We test the influence of age, land-use intensity (prior land-use history) and two site quality indices on the size of the C stocks and C accumulation rates. Biomass and Total C pools were positively correlated with age and negatively with LU intensity, whereas C accumulation rates had opposite signs for both parameters. Soil C did not show any variation along the age gradient, but C in the upper 20 cm was positively correlated to both site quality indices. The LU-intensity influenced the tree C stock in the younger plots. We propose a nested approach in which detailed studies can be up-scaled to landscape and regional estimates of carbon pools in forest fallow and undisturbed forests and carbon accumulation rates in forest fallow.
650 _ 4 a| Carbono
650 _ 4 a| Biomasa forestal
650 _ 4 a| Uso de la tierra
650 _ 4 a| Bosque secundario
650 _ 4 a| Bosques tropicales
651 _ 4 a| Reserva de la Biosfera Selva El Ocote (Chiapas, México)
700 1 _ a| Orihuela Belmonte, Dolores Edith
700 1 _ a| De Jong, Bernardus Hendricus Jozeph
e| coaut.
700 1 _ a| Mendoza Vega, Jorge
e| coaut.
700 1 _ a| Van Der Wal, Hans
e| coaut.
700 1 _ a| Paz Pellat, Fernando
e| coaut.
700 1 _ a| Soto Pinto, Lorena
d| 1958-
e| coaut.
700 1 _ a| Flamenco Sandoval, Alejandro Fidel
e| coaut.
773 0 _
t| Agriculture, Ecosystems & Environment
g| Vol. 171 (May 2013), p. 72–84
x| 0167-8809
900 _ _ a| En hemeroteca, SIBE-Campeche
901 _ _ a| Artículo con arbitraje
902 _ _ a| GOG / MM
904 _ _ a| Abril 2013
905 _ _ a| Artecosur
905 _ _ a| Artfrosur
905 _ _ a| Servibosques
905 _ _ a| Biblioelectrónica
LNG eng
Cerrar
*En hemeroteca, SIBE-Campeche
Carbon stocks and accumulation rates in tropical secondary forests at the scale of community, landscape and forest type
Orihuela Belmonte, Dolores Edith (autor)
De Jong, Bernardus Hendricus Jozeph (autor)
Mendoza Vega, Jorge (autor)
Van Der Wal, Hans (autor)
Paz Pellat, Fernando (autor)
Soto Pinto, Lorena, 1958- (autor)
Flamenco Sandoval, Alejandro Fidel (autor)
Contenido en: Agriculture, Ecosystems & Environment. Vol. 171 (May 2013), p. 72–84. ISSN: 0167-8809
Bibliotecas:
Campeche
No. de sistema: 35664
Tipo: - Artículo con arbitraje
  • Consulta (1)




Inglés

"Rapid increases of secondary forest areas in the tropics make understanding of their carbon dynamics critical to estimate net CO2 emissions and uptake. This understanding is needed for performance based mechanisms that aim to halt global warming (REDD+). Despite the importance of secondary forests to global C cycling, the impacts of recovering secondary vegetation on C dynamics are poorly understood. We present carbon stocks and accumulation rates in biomass and soil pools, using as a basis of analysis 87 sampling plots established along a secondary forest chronosequence derived from shifting cultivation. We test the influence of age, land-use intensity (prior land-use history) and two site quality indices on the size of the C stocks and C accumulation rates. Biomass and Total C pools were positively correlated with age and negatively with LU intensity, whereas C accumulation rates had opposite signs for both parameters. Soil C did not show any variation along the age gradient, but C in the upper 20 cm was positively correlated to both site quality indices. The LU-intensity influenced the tree C stock in the younger plots. We propose a nested approach in which detailed studies can be up-scaled to landscape and regional estimates of carbon pools in forest fallow and undisturbed forests and carbon accumulation rates in forest fallow."

SIBE Campeche
Codigo de barra
Estado
Colección
35664-10
(Disponible)
Artículos de investigación ECOSUR