土壤养分的分布格局主要依赖于土地利用与地貌部位之间的差异，人类活动的影响是加剧这种差异的主要原因。
The distribution pattern of soil nutrients mainly depends on differences land use and Geomorphological sites, and the main reason for intensity the difference is the impact of human activities.
并在此基础上，采用USLE模型，模拟了不同土地利用格局对土壤侵蚀的影响。
Then based on this, we use the USLE model to simulate how different land utilization patterns influent the soil erosion.
本文以位于北方农牧交错带的康保县为例，对县域尺度空间范围土地利用格局与土壤侵蚀关系进行了分析。
In this paper, taking Kangbao county as an example, located in the northern farming-pastoral zone, the scope of county-scale spatial pattern of land use and soil erosion relationship are analyzed.
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