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。
This paper deal with the effect of fertilization for 4 years on the changes of the soil nutrients, the soil water physical characters and the soil microbes in the poplar plantation.
本文报道了施肥4年对杨树人工林土壤养分的消长、水分物理特性及土壤微生物的影响。
The results indicated that applying organic fertilizer had improvement effect on the physical and chemical characters of the soil, and it could enhance rice yield.
结果表明：施用有机肥对土壤理化性质均有很大的改善，并相应地提高水稻产量。
The buffer action of different types of soil in Changchun region and the influence of the physical and chemical characters of soil on the soil buffer action were studied in a simulated experiment.
研究了长春地区主要类型土壤的缓冲性及土壤理化性质对土壤缓冲性的影响。
The buffer action of different types of soil in Changchun region and the influence of the physical and chemical characters of soil on the soil buffer action were studied in a simulated experiment.
研究了长春地区主要类型土壤的缓冲性及土壤理化性质对土壤缓冲性的影响。
应用推荐