"OrgC_acid-dc-spec"@en . . . . "Leenaars J.G.B., A.J.M. van Oostrum and M. Ruiperez Gonzalez, 2014. Africa Soil Profiles Database, Version 1.2. A compilation of georeferenced and standardised legacy soil profile data for Sub-Saharan Africa (with dataset). ISRIC Report 2014/01. Africa Soil Information Service (AfSIS) project and ISRIC - World Soil Information, Wageningen, the Netherlands. See Annex 4." . "OrgC_acid-dc-spec" . "Spectrally measured and converted to Acidified dry combustion or dry oxidation methods (after removal of carbonates)" . . .