 | This article may be confusing or unclear to readers. (October 2009) |
Calcids are a soil suborder in the USDA soil taxonomy.[1] They are aridisols that have accumulated high levels of residual or dryfall calcium carbonate.[2]
- ^ Gregorich, Edward G.; Turchenek, L. W.; Carter, M. R.; Angers, Denis A., eds. (2001). Soil and Environmental Science Dictionary. CRC Press. p. 48. ISBN 978-0-8493-3115-2. LCCN 2001025292. Retrieved 25 July 2015.
- ^ Osman, Khan Towhid (2013). Soil Degradation, Conservation and Remediation. Springer. p. 14. ISBN 978-9400775909. Retrieved 25 July 2015.