Dark Earths are a testament to vanished civilizations of the Amazon Basin, but may also answer how large societies could sustain intensive agriculture in an environment of infertile soils. This book examines their origin, properties, and management. Questions remain: were they intentionally produced or a by-product of habitation. Additional new and multidisciplinary perspectives by leading experts may pave the way for the next revolution in soil management in the humid tropics.(1996). Soil Survey Laboratory Methods Manual. Lincoln, Nebraska: National Soil Survey Center. USDA. NRCS. (1998). Field Book for Describing and Sampling Soils. ... Vieira, L. S. (1975). ... Woods, W.I., McCann, J.M. aamp; Meyer, D.W. (2000).
|Title||:||Amazonian Dark Earths|
|Author||:||Johannes Lehmann, Dirse C. Kern, Bruno Glaser, William I. Woods|
|Publisher||:||Springer Science & Business Media - 2007-05-08|