Grasslands, in particular managed pastures and rangelands, are widespread, covering
approximately 40%(52 million km²) of the Earth's land surface. They are dominated by …

Carrying capacity is the maximum animal density an area can sustain without deterioration
of its resources. Overgrazing has degraded Patagonia, but sheep stocks decreased and …

Herbivory is an important ecological process than has influenced the evolution of grassland-
savannah systems. The evolutionary history of herbivory largely determines how resilient …

Echinococcus granulosus sensu lato is a globally prevalent zoonotic parasitic cestode
leading to cystic echinococcosis (CE) in both humans and sheep with both medical and …

Adaptive rangeland management based on continuous grazing by sheep was implemented
at Los Pozos station, on the Magellan tussock steppes of southern Patagonia, between 1990 …

In the arid and semiarid regions of Patagonia in Argentina, millions of hectares have been
desertified by cattle ranching and hydrocarbon extraction activities. As a result, at least 76 …

Food production research in rangelands depends heavily on the National Agricultural
Research System for its research and development outcomes. Future outcomes are …

The aim of the present experiment was to evaluate the effect of short-term energy
supplementation before lambing on maternal and lamb behaviour and colostrum production …

Argentinian Patagonia is a 750,000 km 2 semi-arid region. Sheep were introduced there in
the late 19th century, peaked at about 20 million head in 1960 and fell sharply thereafter …

We examined the phylogeography of the Western Hemispheric Sedge Wren (Cistothorus
platensis) which occurs in grasslands from Canada to Tierra del Fuego. Genetic data …