Geography of South America world by drainage area—the Amazon River and the more southerly Paraná River. The other major river of this central lowland is the Orinoco River, which has a natural channel linking it with the Amazon. Most of this central lowland is sparsely populated because the soils are heavily leached, but in the south is the very fertile pampas of Argentina—one of the world's major food-producing regions where wheat and beef cattle are pre-eminent. The natural vegetation of the northern lowlands are either savanna in the northern "llanos" and southern "campos", or tropical rainforest throughout most of the Amazon basin. Efforts to
History of the Argentina national rugby union team 2.Juan Casanegra, 1.Elías Gavina The following year Argentina again showed their dominance on a continental level, winning the South American tournament held in Montevideo, by beating Brazil 60–0, Uruguay 36–3 and Chile 11–3. In 1964 a new version of the South American tournament was played in San Pablo and Argentina again achieved huge victories over Uruguay (25–6), Brazil (30–5) and Chile (30–8). In the late 1960s the four home unions began tours to Argentina, and after Wales struggled in both tests in Buenos Aires in 1967 it became clear that Argentina would be a difficult place to win a series.