(untitled) - R Lal (Florida, 1998)
6A2
Keywords: Geographic information systems in soil degradation, remote sensing applications to soil degradation assessments; Mapping soil degradation, revisiting the glasod methodology, dessertification assessment, agronomic impact of soil degradation, on-site and off-site costs of soil degradation, on-farm economic costs of erosion; methods for assessing the impacts of soil degradation on water quality; Soil quality and sustainability, soil degradation, erosion, soil crusting, hardsetting, surface sealing, soil compaction, soil organic matter, acidification, sodic soils. soil pollution, acid sulfate soils, soil degradation assessments