Chemical effects in an acid sulfate soil to the addition lime amendments at Boyaca

Gomez, M.I.; Contreras, P.E.; Hanke, F.

Suelos Ecuatoriales 32: 71-75


Within the irrigation zone in Boyaca (Colombia), there are soils with their chemistry dominated by the acid products of biochemical oxidation of pyrite; some of them are results of drainage, tillage, and other agricultural practices. This situation has brought about an increasing degradation and unproductivity of the farm.