Soil erosion by wind is a major cause of farmland degradation in arid and semiarid area of north China.
土壤风蚀是中国北方干旱半干旱地区农田土地退化的重要原因。
Wind erosion is one of nature disaster around globe. This phenomenon is widely distributed in arid and semiarid area.
风蚀是全球性的自然灾害之一，此现象广泛分布于干旱半干旱地区。
The dynamic relationship between the biomass of switchgrass and the soil water content in arid and semiarid area was investigated in this paper.
通过在黄土高原半干旱地区种植柳枝稷，构建生物量与土壤水分的动力学关系模型。
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