By William I. Woods, Bruno Glaser (auth.), Dr. Bruno Glaser, Professor William I. Woods (eds.)
The regenerative characteristics pointed out in prehistoric, anthropogenic Amazonian darkish earths recommend that notoriously infertile tropical soils may be significantly greater. Soil enhancement practices through old Amerindians allowed them to domesticate the land intensively, while not having to repeatedly transparent new fields from woodland. As expanding populations position ever higher strain on tropical forests, this legacy of wealthy, 'living' soils warrants extra research within the look for high-yield, land-intensive, but sustainable kinds of administration. The overseas crew of individuals to this quantity offers numerous stances centering on features of the beginning, distribution, variability, endurance, and use of Amazonian darkish earths.
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Extra info for Amazonian Dark Earths: Explorations in Space and Time
Universidade de Säo Paulo, pp 147-168 Glaser B (1999) Eigenschaften und Stabilität des Humuskörpers der Indianerschwarzerden Amazoniens. Bayreuther Bodenkundl Ber 68:196 pp Glaser B, Haumaier L, Guggenberger G, Zech W (2001) EI fen6meno de Terra Preta - un modelo para una agricultura sostenible em los paises tropicales. Grupo de trabalho: Terras Pretas Arqueol6gicas na Amazönia: o estado da arte. Anais de resumos SAB2001 - a arqueologia do novo milenio. Sociedade de Arqueologia Brasileira, Rio de Janeiro Gourou P (1950) Observas;öes geograficas na Amazönia.
Geog Rundsch 49:11-17 Zech W, Pabst E, Bechtold G (1979) Analytische Kennzeichnung der Terra preta do indio. Mitt Dtseh Bodenkundl Ges 29:709-716 History, Current Knowledge and Future Perspectives of Research Concerning 17 Zech W, Haumaier L, Hempfling R (1990) Ecological aspects of soil organic matter in tropical land use. In: McCarthy PM, Clapp CE, Maleolm RL, Bloom PR (eds) Humic substances in soil and crop sciences. Selected Readings. American Society of Agronomy and Soil Science Society of America, Madison, Wisconsin, pp 187-202 Zech W, Bäumler R, Sovoskul 0, SauerG (1996) Zur Problematik der pleistozänen und holozänen Vergletscherung Süd-Kamtschatkas - erste Ergebnisse bodengeographischer Untersuchungen.
In the B horizons, the soil sections of the ABE and adjacent areas do not present, in general, large differences in their morphological characteristics. 2 Chemical Characteristics A number of researchers have analyzed soil from ABE areas, mainly for Ca, Mg, P, and C (Cunha Franeo 1962; Ranzani et al. 1962; Sombroek 1966; Falesi 1970, 1972; Silva et al. 1970; Vieira 1975; Bennema 1977; Zech et al. 1979; Smith 1980; Eden et al. 1984; Kern and Kämpf 1989; Pabst 1991; Glaser 1999; Evolution of the Scientific Knowledge Regarding Archaeological Black Earths 23 Woods and McCann 1999).