Amazonian Dark Earths: Origin, Properties, Management by Johannes Lehmann, Dirse C. Kern, Bruno Glaser, William I.

By Johannes Lehmann, Dirse C. Kern, Bruno Glaser, William I. Woods

Darkish Earths are a testomony to vanished civilizations of the Amazon Basin, yet can also solution how huge societies may well maintain in depth agriculture in an atmosphere of infertile soils. This ebook examines their foundation, homes, and administration. Questions stay: have been they deliberately produced or a derivative of habitation. extra new and multidisciplinary views by way of best specialists may well pave the way in which for the following revolution in soil administration within the humid tropics.

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McEwan, C. Barreto, & E. ), Unknown Amazon (pp. 86-105). London: British Museum Press. Porro, A. (1993). As Crônicas do Rio Amazonas: Tradução, Introdução e Notas Etno-históricas Sobre as Antigas Populações Indígenas da Amazônia. Petropolis: Vozes. Porro, A. (1996) O povo das águas, Ensaios de Etno-história Amazônica. São Paulo: Edusp/Vozes. Roosevelt, A. C. (1980). Parmana: Prehistoric Maize and Manioc Subsistence along the Amazon and Orinoco. New York: Academic Press. C. (1987). Chiefdoms in the Amazon and Orinoco.

London: Hakluyt Society. Simões, M. F. (1987). Pesquisas arqueológicas no baixo/médio Rio Madeira (Amazonas). Revista de Arqueología, 4, 117-134. Simões, M. L. (1987). Pesquisas arqueológicas no médio Rio Negro (Amazonas). Revista de Arqueología, 4 , 83-116, Belém. H. (1879). Brazil: The Amazons and the Coast. New York: Charles Scribner's Sons. H. (1980). Anthrosols and human carrying capacity in Amazonia. Annals of the Association of American Geographers, 70, 553-566. H. (1999). The Amazon River Forest.

He sampled soils from 29 sites, both on bluffs and interior terra firme, all with ceramic sherds present. 0 kilometers long, and one at Manacapuru on the Amazon covered 80 hectares. Herrera (1981), Eden et al. (1984), and Andrade (1986) wrote the first reports on the Dark Earths at the Araracuara site on a bluff of the Río Caquetá in Colombia (see also Mora 2003) for subsequent soil research at Araracuara). Both Nigel Smith (1980) and Eden et al. (1984) believed that terra preta was formed by village refuse, but not by agricultural activity.

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