USDA-NRCS National Engineering Handbook, Chapter 7 – Hydrologic Soil Groups. Hydrologic soil group descriptors and identifiers used in Web Soil Survey.
Posted in: St. Mary's County Watershed Stewards Academy
Submitted by: Nicole B
Geographic Areas: Maryland
USDA-NRCS National Engineering Handbook, Chapter 7 – Hydrologic Soil Groups. Hydrologic soil group descriptors and identifiers used in Web Soil Survey.