This paper briefly reviews the study of soil spatial variability.
简要回顾了土壤空间变异的研究。
Thus, to improve soil spatial variability of the accuracy is very important.
因而，提高土壤养分的空间变异性研究的精度显得尤为重要。
So, applicable math method must be recurred to in order to apprehend evolvement trend of soil Spatial variability quickly and exactly.
因此，快速准确地掌握土壤信息的空间演变趋势就必须借助于适用的数学方法。
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