Soil quality comprehensively reflects soil properties and is the most sensitive indicator mirroring dynamic changes of soil condition under the influences of human activities.
土壤质量是土壤特性的综合反映，是揭示人类活动影响下的土壤动态变化的最敏感的指标。
As an essential indicator of soil quality, soil organic carbon (SOC) and its fractions play an important role in many soil chemical, physical, and biological properties.
作为土壤质量的重要指标，土壤有机碳及其组分在土壤许多物理、化学和生物特性中发挥着重要作用。
As an essential indicator of soil quality, soil organic carbon (SOC) and its fractions play an important role in soil chemical, physical, and biological properties.
作为土壤质量的重要指标，土壤有机碳及其组分在土壤许多物理、化学和生物特性中发挥着重要作用。
Soil enzyme activity varied obviously with duration of vegetable plantation and could be cited as a sensitive indicator of changes in soil quality.
不同利用年限菜地土壤酶活性变化幅度较大，能够更为敏感的指示土壤质量的变化。
Soil microorganisms play an important part in maintaining soil quality. Soil microbial biomass represents the labile pool and can be used as a bio-indicator for evaluating soil quality.
土壤微生物是维持土壤质量的重要组分，土壤生物学指标能敏感地反映土壤质量的变化，土壤微生物量是土壤质量评价的一个重要的生物学指标。
Soil microorganisms play an important part in maintaining soil quality. Soil microbial biomass represents the labile pool and can be used as a bio-indicator for evaluating soil quality.
土壤微生物是维持土壤质量的重要组分，土壤生物学指标能敏感地反映土壤质量的变化，土壤微生物量是土壤质量评价的一个重要的生物学指标。
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