Rangeland in regions too dry to support a forest, but not dry enough to be a desert. Pampas are the fertile South American lowlands that include the Argentine provinces of Buenos Aires, La Pampa, Santa Fe, Entre Ríos and Córdoba, most of Uruguay, and the State of Rio Grande do Sul, in the southernmost end of Brazil covering more than . These vast plains are only interrupted by the low Ventana and Tandil hills near Bahía Blanca and Tandil (Argentina), with a height of and respectively. The climate is mild, with precipitation of to , more or less evenly distributed through
Geography of Uruguay the promotion of wheat production. One exception, rice, most of which was produced in the east, had become a major nontraditional export in recent years. Stretching west along the Río de la Plata from Montevideo, are the agricultural and dairying departments of San José and Colonia. To the north along the Río Uruguay lie the departments of Soriano, Río Negro, Paysandú and Salto. Their western halves form part of the litoral, a region that is somewhat more developed than the interior. Here soils are alluvial and more fertile, favoring crop production and farms of more modest size than in the