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PREFERRED TERM

aoAcroxic  

TYPE

  • http://stats-class.fao.uniroma2.it/ontologies/WRB#qualifier

DEFINITION

  • (from Latin acer, sharp, and Greek oxys, sour): having within ≤ 100 cm of the soil surface one or more layers with a combined thickness of ≥ 30 cm, and with < 2 cmolc kg-1 fine earth exchangeable bases (by 1 M NH4OAc, pH 7) plus exchangeable Al (by 1 M KCl, unbuffered) (in Andosols only) (2). (en)

URI

http://stats-class.fao.uniroma2.it/WRB/v2014/Acroxic

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