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Increase in the woody component of seasonal savannas under different fire regimes in Calabozo, Venezuela
(SABER ULA, 2005-06-27)
Abstract
Aim We tested the hypothesis that exclusion from fire and cattle is responsible for the increase in tree cover in open savanna vegetation.
Location Four plots in open savanna vegetation from the Calabozo region ...
Un Modelo de Estados y Transiciones de la Sabana Estacional de los Llanos Venezolanos
(SABER ULA, 2005-01-26)
Un Modelo de Estados y Transiciones de la Sabana Estacional de los Llanos Venezolanos
(Sarmiento, Guillermo y Silva, Juan F.)
Resumen
Se analiza el efecto de diferentes frecuencias de quemas sobre la sabana ...
Seed dispersal in Palicourea rigida, a common treelet species from neotropical savannas
(SABER ULA, 2005-01-26)
Seed dispersal in Palicourea rigida, a common treelet species from neotropical savannas
(Wütherich, Dirk † ; Azócar, Aura; García, Nuñez, Carlos and Silva, Juan F. )
Abstract
The dispersal system of Palicourea ...
Densidad de Leñosas de la Sabana Estacional y Frecuencia de Quemas: La Hipótesis del Equilibrio Fluctuante
(SABER ULA, 2005-01-26)
Densidad de Leñosas de la Sabana Estacional y Frecuencia de Quemas: La Hipótesis del Equilibrio Fluctuante
(Silva, Juan F. y Sarmiento, Guillermo )
Resumen
Un este trabajo nos planteamos el problema de la relación ...
Leaf-cutting ants and forest groves in a tropical parkland savanna of Venezuela: facilitated succession?
(SABER ULA, 2005-01-26)
Leaf-cutting ants and forest groves in a tropical parkland savanna of Venezuela: facilitated succession?
(Farji Brener, Alejandro G. and Silva, Juan F.)
Abstract
Some savanna arcas in the Orinoco Llanos region in ...
Biodiversity and Stability in Tropical Savannas
(SABER ULA, 2005-01-25)
Artículo publicado en: Solbrig, O.T., Medina, E. & Silva, J.F. (Editors). Biodiversity and savanna ecosystem processes: a global perspective. Springer-Verlag, Berlin. 233 pp. 1996.
Fire as a factor influencing the diversity of life forms in neotropical savannas
(SABER ULA, 2005-01-25)
Artículo publicado en:Pereira, R.C., Nasser L.C.B. (eds). 1996. Biodiversity and Sustainable Production of Food and Fibers in the Tropical Savannas, EMBRAPA, Brazil, pp. 6-9.
Population responses to fire in a tropical savanna grass, Andropogon Semiberbis: a matrix model approach
(SABER ULA, 2005-01-25)
Artículo publicado en: Journal of Ecology (1991), 79, 345-356.
Seed production and soil seed bank in three evergreen woody species from a neotropical savanna
(SABER ULA, 2001)
Seed production and soil seed bank in three evergreen woody species from a neotropical savanna
(Azócar, Aura; García, Nuñez, Carlos and Silva, Juan F. )
Abstract
Results of a 3-y study on the populations of three ...