Soil labile organic carbon (LOC) refers to the fractions of organic carbons that are easy to move and to be oxidized and mineralized, and they are quite available to plant and soil microorganisms.

土壤活性有机碳是指土壤中移动快、稳定性差、易氧化、矿化，并对植物和土壤微生物活性较高的那部分碳，常可用水溶性有机碳、微生物量碳和易氧化碳等来进行表征。

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Effects of vegetation and fertilization on black soil labile organic carbon and carbon management index (ICM) were studied in a long-term fertilization experiment.

通过长期定位试验，研究不同植被覆盖与施肥管理对黑土活性有机碳库形成及碳库管理指数icm的影响。

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The distribution of organic carbon and labile organic carbon along soil profile in swamp soil and peat soil in Ruoergai alpine wetland were studied.

研究了川中丘陵区紫色水稻土土壤腐殖质碳的剖面分布及其组成特征，探讨了土壤腐殖质与活性有机碳、土壤全氮含量的关系。

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