Calciorthid

Calciorthid is the taxonomic classification of soils possessing the following properties:

• Yellowish to grey colour. (The overall grey colour reflects the deficiency of organic matter)
• Poor in nitrogen, phosphorus and potash
• Is alkaline, with pH ranging from 7.8 to 8.5.
• Are sandy loam to silt in mixture

In the U.S. Soil Taxonomy, they fall under the Aridisols (dry soils) and are distinguished by a calcic horizon where calcium carbonate has accumulated.

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