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文章中采用三次样条插值法对鄂尔多斯这样干旱半干旱地区的植被根系层土壤水分特性进行深入探讨,分析出该地区土壤水分的一般变化规律,为干旱半干旱地区植被种植、退耕还林等方面提出有效依据。
In this paper, the cubic spline interpolation method is used to investigate the characteristics of soil water content in the root zone of arid and semi-arid areas in the Ordos. The general variation of soil moisture in the area is analyzed. Put forward effective basis.