“…For example, Esfandiarpour-Boroujenia et al [ 22 ] reported a poor correlation between these two systems in arid and semi-arid Iranian soils. According to Balla et al [ 23 ], qualifiers applied to certain ST soil groups are limited in WRB. Although these classification systems take into account the soil-forming processes in diagnostic characteristics, they do not accentuate the role of soil-forming processes in soil classification [ 20 , 24 ].…”