It's found that there is either difference or corresponding relations between soil taxonomy and pedogenesis classification.
发生分类与系统分类结果之间既存在着差异，也有一定的对应关系。
Using the taxonomy principles and methods of the basic units of World soil taxonomy, soil series in Chengdu Plain were divided.
以国际土壤系统分类的基层单元的划分原理和方法，研究建立了成都平原的土系。
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