Buscar
Mostrando ítems 1-8 de 8
Fire in neotripical savannas
(Encyclopedia of life support systems (EOLSS), developed under the auspices of the UNESCO, EOLSS publishers, Oxford ,UK, [http://www.eolss.net], 2007)
This chapter reviews the main characteristics of tropical savannas and their interactions with fire, a main factor involved in the dynamics of these ecosystems. Burning in savannas generally takes place by the end of the ...
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 ...
Modelling the effects of fire and competition on the dynamics of neotropical savannas: from plants to community
(2005)
Savannas are one of the most extensive biomes of the world and are subject to intense pressures due to large human populations using this ecosystem, even though it is characterized by low crop yields and poor nutritional ...
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 ...
Efecto de una quema sobre el crecimiento y demografía de vástagos en Sporobolus cubensis
(Acta Oecologica. Vol 8, Nº 3, 1987)