The results show that there is a certain difference of the contents of elements among the main 7 types of soil and a comparatively large fluctuation of element contents in the same soil sample .
结果表明，七种主要类型土壤相互间元素含量有一定的差异；同一土壤中元素含量波动较大。
The results show that there is a certain difference of the contents of elements among the main 7 types of soil and a comparatively large fluctuation of element contents in the same soil sample .
结果表明，七种主要类型土壤相互间元素含量有一定的差异；同一土壤中元素含量波动较大。
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