5.In the paper, the variant factprs of trace elements in soil profile are analysed. In Huangshan aera, on the example of element Cu, used the method of PCA, the primary fac tars, which cause the variation of element Cu in soil profile, are soil-form ing mother material, organic matters of soil and the amount of≤0.001mm soil granule.
本文分析了土壤微量元素剖面分异的因素,并从主成分分析方法的角度出发,探讨了造成黄山地区土壤中铜元素剖面分异的主导因素是成土母质,土壤有机质和≤0.001mm土粒.