The placement of 11 taxa, formerly sorted on the subgroup level of the Chinese Soil Genetic Classification System (CSGC), in CST was elucidated in the paper.

• 阐述土壤发生分类体系的11个亚类级土壤类型在中国土壤系统分类中归为5个土纲，即人为土、富铁土、淋溶土、雏形土和新成土；