Temas
Mostrando ítems 1-5 de 5
-
Aridity and grazing as convergent selective forces: an experiment with an Arid Chaco bunchgrass
(Wiley, 2010-10)It has been proposed that aridity and grazing are convergent selective forces: each one selects for traits conferring resistance to both. However, this conceptual model has not yet been experimentally validated. The aim ... -
Efecto del rolado y siembra de buffel sobre la evolución del estrato graminoso en un arbustal degradado del Chaco árido = Effects of roller chooping and buffelgrass seeding on grass evolution in a degraded shrubland of arid Chaco region
(Universidad Nacional de La Pampa, 2013)En el Chaco Arido, el rolado y siembra de buffel (Cenchrus ciliaris var. Texas 4464) está ampliamente difundido, contándose solo con información de los efectos a corto y mediano plazo de la aplicación de esta técnica sobre ... -
Evaluación de estrategias de rehabilitación de pastizales áridos
(Asociación Argentina de Ecología, 2009-08)En los pastizales del Chaco Árido argentino se ha perdido biodiversidad y productividad a causa del sobrepastoreo por animales domésticos. El objetivo de este trabajo fue evaluar algunos tratamientos de rehabilitación que ... -
Modeling Rainwater Harvesting and Storage Dynamics of Rural Impoundments in Dry Chaco Rangelands
(MDPI, 2023-06)Transporting water to supply livestock is one of the great challenges of the drylands. Ranchers usually make impoundments, filled by runoff, to access freshwater for cattle supply in flat rangelands. The aim of this study ... -
Rainwater harvesting in Dry Chaco: Regional distribution and local water balance
(2015-12)Rainwater harvesting (RWH) has been essential for the establishment of human settlements in many dry regions of the world that lacked suitable surface or groundwater resources. A vast fraction of the South American Dry ...