It includes the chemical thermodynamic balance system of REEs, soil water physical characters and REEs flux in soil profile.
模型包括土壤中稀土化学热力学平衡体系、土壤水分物理形状和土壤剖面的稀土通量。
The comparative studies on the influence of rotational grazing and continuous grazing on the physical and chemical characters of soil was conducted in desert steppe of Stipa breviflora.
在短花针茅荒漠草原对比研究了划区轮牧和自由放牧两种放牧制度对草地土壤理化性状的影响。
Soil loosing can improve the physical characters and raise water content and porosity of range soil.
松土可改善土壤的物理性状，土壤含水率和土壤总孔隙度增加。
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