Analysis of the area proportions and standard deviations of a certain GSCC soil classified to CST showed that the lower the unit in referencing, the easier the referencing would be.

• 分析高山土参比后分属的系统分类不同类型土壤面积比例及其标准偏差，表明土壤参比的单元级别越低，越易于参比和把握，进一步开展土壤系统分类的基层分类研究显得十分必要。