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Incoming Resources
- Soils of Suffolk County, Suffolk County Soil and Water Conservation District
- Soil interpretations, inventory and analysis [prepared by the Soil Conservation Service, United States Department of Agriculture for the Nassau-Suffolk Regional Planning Board]
- Soil survey of Suffolk County, New York, United States Department of Agriculture, Soil Conservation Service, in cooperation with Cornell Agricultural Experiment Station ; [by John W. Warner, Jr. and others]
- Soil survey of Suffolk County, New York, United States Department of Agriculture, Soil Conservation Service, in cooperation with Cornell Agricultural Experiment Station ; [by John W. Warner, Jr. and others]