样本波动
The total K contents in different kinds of wetland soil ( sample plot zone) all showed Horizon A Horizon A> Horizon B and the changes of Horizon C took on fluctuation.
不同类型湿地(样地带)土壤中全K含量在剖面垂直方向上均表现为A层A层>B层,C层变化具有波动性。
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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