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Land Use In The Tropical Karst - The Case Of Peruaçu, Januária And Jaiba; Se Brazil, Heinz Charles Kohler, Sergio Dos Anjos Ferreira Pinto, João Francisco De Abreu

International Journal of Speleology

The karstic regions of the municipalities of Peruaçu, Januária and Jaiba present a variety of soil uses which are a function of the organization of the karstic relief. This relief system forms a rift, which received fluvial sediments deposition from the São Francisco River. The horst of the Peruaçu plateau is developed on limestone rocks of Late Proterozoic age with a high concentration of calcium carbonate. The South American Surface was formed on this and is today occupied by cattle ranching. In the graben, due to easy irrigation from underground karst waters and because of the nearby drainage system of …