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Joachim Böttcher, Haiko Pieplow, Alfons Eduard Krieger: Method for the production of humus- and nutrient-rich and water-storing soils or soil substrates for sustainable land use and development systems. Palaterra & Co KG, Clark & Elbing, June 18, 2013: US08465567 (4 worldwide citation)

The present invention relates to a method for the production of stable humus- and nutrient-rich and water-storing soil substrates with properties of anthropogenic soil types (Terra Preta) in which pyrogenic carbon, organic biomass, and/or natural mineral materials are used as initial materials in a ...


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Joachim Böttcher, Haiko Pieplow, Alfons Eduard Krieger: Method for the production of humus- and nutrient-rich and water-storing soils or soil substrates for sustainable land use and development systems. Clark & Elbing, August 12, 2010: US20100199734-A1

The present invention relates to a method for the production of stable humus- and nutrient-rich and water-storing soil substrates with properties of anthropogenic soil types (Terra Preta) in which pyrogenic carbon, organic biomass, and/or natural mineral materials are used as initial materials in a ...