South Dakota Soil Surveys and Maps
To request surveys or to find web soil surveys contact the South
Dakota state office of the Natural Resources Conservation Service (NRCS).
SU: A 57.38:L 43/3
CA: United States. Soil Conservation Service.
United States. Forest Service.
South Dakota. Agricultural Experiment Station, Brookings.
TI: Soil survey of Lawrence County, South Dakota.
SO: [Washington] : Dept. of Agriculture, Soil Conservation Service, .
PD: viii, 173 p.,  fold. p. of plates : ill., maps ; 29 cm