https://www.usgs.gov/publications/magnetic-susceptibility-use-delineating-hydric-soils
Magnetic susceptibility for use in delineating hydric soils | U.S. Geological Survey
Field indicators are used to identify hydric soil boundaries and to delineate wetlands. The most common field indicators may not be seen in some soils with...
for use inmagnetic susceptibility
https://www.nrcs.usda.gov/conservation-basics/soil/hydric-soils
Hydric Soils | Natural Resources Conservation Service
A hydric soil is a soil that formed under conditions of saturation, flooding, or ponding long enough during the growing season to develop anaerobic conditions...
natural resourcessoilsconservationservice
https://hydricproject.com/
Hydric Creative Hub Project
creative hubproject