Activic supplementary qualifier (av): active aluminium >= 5 cmol/kg WRB 2022 Ch 5: "KCl-extractable Al (al_kcl_cmol) >= 5 cmol(c)/kg in any layer in upper 100 cm." Proxy via existing al_cmol (exchangeable Al) when al_kcl_cmol absent.
Source: R/qualifiers-wrb2022-v0964.R
qual_activic.RdActivic supplementary qualifier (av): active aluminium >= 5 cmol/kg
WRB 2022 Ch 5: "KCl-extractable Al (al_kcl_cmol) >= 5
cmol(c)/kg in any layer in upper 100 cm." Proxy via existing
al_cmol (exchangeable Al) when al_kcl_cmol absent.
Arguments
- pedon
A
PedonRecord.