With restoration ecology as a guide, a soil evaporation experiment was conducted to analyze the effects of different material covers on soil moisture in the typical steppe zone.
通过在希拉穆仁草原典型地带进行不同材料覆盖的土壤蒸发实验，并以恢复生态学为指导思想，研究了不同材料覆盖对土壤水分的影响。
The soil density of control area of every soil layers of four sample plots in the meadow steppe and typical steppe is lower than the severe degeneration area;
草甸草原、典型草原样地各土层对照区土壤密度均低于重度退化区。
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