Buscar
Mostrando ítems 1-10 de 119
Foraging habitat preferences of a selective herbivorous bird, the Puna Rhea Rhea tarapacencis in the desert Puna, midwestern Argentina
(Polish Academy of Sciences. Museum and Institute of Zoology, 2020-12)
In herbivores, habitat preference is influenced by resource availability, which is most evident in desert ecosystems. The desert puna is a South American environment dominated by grassy steppes with local grassy cushion ...
Does food abundance determine the diet of the Puna Rhea (Rhea tarapacensis) in the Austral Puna desert in Argentina?
(Csiro Publishing, 2017-03)
The Puna Rhea (Rhea tarapacensis) is a large, flightless herbivorous bird found in the Andes Mountains of four countries, namely Argentina, Chile, Bolivia and Peru. Despite its ample distribution range, little is known ...
Argentinean Puna Plants with In Vitro Antioxidant and Anti-Inflammatory Activities as a Potential Nutraceutical
(Wiley Blackwell Publishing, Inc, 2019-12)
Parastrephia lucida (Compositae), Tessaria absinthioides (Compositae), and Ephedra multiflora (Ephedraceae), three plant species from the Argentinean Puna (3600 m.a.s.l.) were selected for their anti-inflammatory and ...
Anti-inflammatory properties of hydroalcoholic extracts of Argentine Puna plants
(Elsevier, 2015-01)
The aim of this study is to evaluate the activity of thirteen hydroalcoholic extracts obtained from aerial parts of plants from Argentina Puna on pro-inflammatory enzymes and inflammatory mediators. Eleven extracts were ...
Vegetación de la Puna Argentina
(Fundación Miguel Lillo, 2018)
La región reconocida geográficamente como Puna en Argentina esta subdividida en dos provincias fitogeográficas: Puneña y Altoandina. La provincia Puneña incluye dos subunidades, la Puna seca (precipitaciones de 100-400 ...
Plant community variation across a puna landscape in the Chilean Andes
(Sociedad de Biología de Chile, 2006)
Experimentación con especies leñosas de la Puna Meridional de Argentina: aportes a los estudios antracológicosExperimentation on woody plant species from Southern Argentinean Puna: contributions to anthracological studies
(Centro de Estudios Históricos Prof. Carlos S. A. Segreti, 2013-12)
En este trabajo se investigó experimentalmente la reacción de ocho especies leñosas ante la acción del fuego. Para esto se planteó un diseño de experimentación de quemas de leña que se llevó a cabo en el área de estudio: ...
A Puna Collection of Senecio punae, Main Source of a Versatile Eremophilane-type Ketone
(Natural Products, 2016-08)
Senecio punae Cabrera (Asteraceae–Senecioneae) is an endemic species from Puna semi-desert region of Argentina.The major compound, 4,5-eremophil7(11)9-dien-8-one, also known as dehydrofukinone (D), was isolated from the ...
Los grupos humanos y las plantas en la Puna meridional argentina: arqueobotánica de Antofagasta de la SierraHuman groups and plant species in the Argentine southern Puna: archaeobotany of Antofagasta de la sierra
(Universidad Nacional del Centro de la Provincia de Buenos Aires. Facultad de Ciencias Sociales, 2013-12)
Este trabajo resume las investigaciones arqueobotánicas llevadas a cabo en Antofagasta de la Sierra, Puna meridional argentina, a partir del año 1993. El área presenta características físicas y ambientales óptimas para ...