关键词: 风沙土, 系统分类, 定量诊断指标

Abstract: Eolian sandy soils refers to the soil which were developed on the sandy eolian sandy parent rock, they were classified into primarosols order and sandy primarosols suborder. On the basis of morphological peculiarity of soil, soil moisture regime, soil temperature regime, soil calcium carbonate content, soluble salt content and gleyic evidence of soil, Eolian sandy soils were classified into the following subgroups: (a)luvic eolian sandy soils; (b) periodic (half) luvic eolian sandy soils; (c) haplic eolian sandy soils; (d) Calcaric eolian sandy soils; (e) Uditropic sandy soils; (f) Torric eolian sandy soils; (g)Saltific eolian sandy soils; (h) Aquic eolian sandy soils; (i) Gleyic eolian sandy soils.