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Alpin soil series

A typical profile of Alpin fine sand, 0 to 5 percent slopes. (Soil Survey of Suwannee County, Florida; by Robert L. Weatherspoon, Natural Resources Conservation Service)

 

The Alpin series consists of very deep, excessively drained, moderately rapidly permeable soils on uplands and river terraces of the Coastal Plain. They formed in thick beds of sandy eolian or marine deposits. Near the type location, the mean annual precipitation is about 55 inches and the mean annual temperature is about 68 70 degrees F. Slopes range from 0 to 15 percent.

 

TAXONOMIC CLASS: Thermic, coated Lamellic Quartzipsamments

 

Thickness of sand is 80 inches or more. Reaction ranges from very strongly acid to slightly acid throughout. Depth to lamellae ranges from 40 to 78 inches but most commonly is 50 to 70 inches. Cumulative thickness of lamellae ranges from 1 cm to 15 cm. Content of silt plus clay in the 10 to 40-inch control section ranges from 5 to 10 percent.

 

USE AND VEGETATION: Many areas are planted to pine. Some small areas have been cleared and are used for tobacco, peanuts, watermelons, and tame pasture. The native vegetation consists of scattered slash pine and longleaf pine, turkey oak, post oak, blackjack oak, and bluejack oak. The understory is dominated by bluestem, low panicums, fringeleaf paspalum, and native annual forbs.

 

DISTRIBUTION AND EXTENT: Atlantic and Gulf Coastal Plain including Texas. The series is of large extent.

 

These soils were formerly mapped in the Lakeland series. This concept provides for sandy soils that have lamellae that total less than 6 inches thick within depths of 80 inches. Depth to seasonal water table is more than 80 inches. Some low terraces flood occasionally for brief periods.

 

For additional information about the survey area, visit:

www.nrcs.usda.gov/Internet/FSE_MANUSCRIPTS/florida/FL121/...

 

For a detailed soil description, visit:

soilseries.sc.egov.usda.gov/OSD_Docs/A/ALPIN.html

 

For acreage and geographic distribution, visit:

casoilresource.lawr.ucdavis.edu/see/#alpin

 

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Uploaded on April 2, 2011
Taken in January 2000