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Eda soil series

Note: The left side of the photo exhibits natural soil structure. The right side has been smoothed.

 

The Eda series consists of very deep, somewhat excessively drained, rapidly permeable soils. (Soil Survey of Woods County, Oklahoma; by Richard Gelnar, Jimmy Ford, Clay Salisbury, Clay Wilson, and Glen Williams, Natural Resources Conservation Service)

 

These soils formed in sandy eolian deposits on dunes and side slopes in the Central Rolling Red Plains (MLRA 78C) and the Central Rolling Red Prairies (MLRA 80A). Slope ranges from 0 to 15 percent. Mean annual temperature is 14 degrees C (61 degrees F), and mean annual precipitation is 635 mm (25 in).

 

TAXONOMIC CLASS: Mixed, thermic Lamellic Ustipsamments

 

Solum thickness: 61 to 127 cm (24 to 50 in)

Free carbonates: below a depth of 102 cm (40 in)

 

Reaction: the solum ranges from moderately acid to neutral

 

Other features: The illuvial horizons contain less than 3 percent more clay than the overlying eluvial horizon. Where lamellae are present, combined thickness of lamellae which are 1 cm or thicker, is less than 15 cm (6 in).

 

USE AND VEGETATION: Less sloping areas are usually cultivated; wheat is the principal crop with lesser acreage of grain sorghum and alfalfa. Steeper slopes are mostly in native range. Native vegetation is dominated by sand bluestem, Indiangrass, and little bluestem.

 

DISTRIBUTION AND EXTENT: LRR-H-Central Great Plains Winter Wheat and Range Region; Central Rolling Red Plains (MLRA-78C) and Central Rolling Red Prairies (MLRA-80A) North-central and western Oklahoma, southern Kansas and adjacent parts of the Texas Panhandle. The series is of large extent.

 

For additional information about the survey area, visit:

www.nrcs.usda.gov/Internet/FSE_MANUSCRIPTS/oklahoma/OK151...

 

For a detailed soil description, visit:

soilseries.sc.egov.usda.gov/OSD_Docs/E/EDA.html

 

For acreage and geographic distribution, visit:

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

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Uploaded on March 24, 2011
Taken in January 2000