Buscar
Mostrando ítems 1-10 de 297
Human and biophysical drivers of fires in Semiarid Chaco mountains of Central Argentina
(Elsevier Science, 2015-07)
Fires are a recurrent disturbance in Semiarid Chaco mountains of central Argentina. The interaction of multiple factors generates variable patterns offire occurrence in space and time. Understanding the dominantfire drivers ...
Shrub biomass estimation in the semiarid Chaco forest: a contribution to the quantification of an underrated carbon stockShrub biomass estimation in the semiarid Chaco forest: a contribution to the quantification of an underrated carbon stock
(Edp SciencesEdp Sciences, 2013-03)
Abstract & Context The quantification of biomass of woody plants is at the basis of calculations of forest biomass and carbon stocks. Although there are well-developed allometric models for trees, they do not apply ...
Comparison of animal biodiversity in three livestock systems of open environments of the semi-arid Chaco of Argentina
(Australian Rangeland Society, 2015-07)
Increasing global food demand requires the exploration of agricultural production systems that minimise the conflict between food production and biodiversity conservation. Cattle ranching is a main land-use in tropical and ...
Selection of Plants for Sap Feeding by the White-Fronted Woodpecker Melanerpes cactorum in Chaco Dry Forest, Argentina
(Museum & Inst Zoology, 2016-06)
Woodpeckers feed primarily on insects, larvae and other arthropods; however, several members of this family include plant products in their diets, such as sap. Among them, the genera Sphyrapicus and Melanerpes include the ...
Components of woody plant diversity in semi-arid Chaco forests with heterogeneous land use and disturbance histories
(Academic Press Ltd - Elsevier Science Ltd, 2012-10)
We assessed components of woody plant diversity within and between 16 sites dispersed across the nearly 200,000 ha of the Semi-arid Chaco vegetation of the Copo Conservation Unit, northern Argentina. Argentina's Semi-arid ...
Motivos para dibujar la roca : un primer acercamiento al arte rupestre de la Aguadita (Tapso, Catamarca)
(2016)
En la zona norte de la Sierra de El Alto-Ancasti, en la jurisdicción de Tapso (Dpto. El Alto, Catamarca), se encuentra emplazado en un afloramiento rocoso, el sitio “La Aguadita”. Rodeado por un ambiente caracterizado como ...