Soil, which is the vital important environment factor during plant succession, is the key index of function recovery and maintain of the eco-system.

土壤是植物群落演替过程中重要的环境因子，是生态系统功能恢复与维持的关键指标。

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The soil moisture is a major index to monitor the soil quality, in the meantime, the condition of soil moisture is one of indicative factor of Eco-environment statement of health.

土壤水分是监测土壤质量的一个重要指标，同时，土壤水分状况也是生态环境健康状态敏感指示因子之一。

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