The chemical weathering index(CIA), K/Na ratio, eluvial coefficient(Ki)and A-CN-K diagram , can availably indicate the evolution of pedogenic environment.

• 对化学风化指数(CIA)、K/Na比值、残积系数(Ki)等化学综合参数的研究结果显示,各项地球化学参数可有效指示成壤环境与成壤强度;