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1·Effect on total organic carbon of soil.

对土壤总有机碳的影响。

2·Effect on composition of organic carbon of soil.

对土壤有机碳组成的影响。

3·Soil stores organic carbon, but can emit methane and nitrous oxide.

土壤储存有机碳，但会释放甲烷和一氧化二氮。

4·Organic carbon and total nitrogen in bed load had enrichment phenomenon.

推移质中有机碳和全氮均有富集现象。

5·Soil organic carbon pool plays an important role in global carbon cycle.

土壤有机碳库在全球碳循环中起着重要作用。

6·He periodically collects soil samples at three depths and analyzes them for organic carbon.

他定期从三种深度收集土壤样本，分析其中的有机碳。

7·The soil organic carbon and plant biomass will be accumulating in plant growth process.

在植物生长过程中，土壤有机碳和植物生物量都有积累的过程。

8·The organic carbon minimum of the quaternary biogas source rock in Three-lake is 0.25%.

初步确定三湖第四系生物气源岩的有机碳下限标准为0.25%。

9·The contents of total nitrogen had a significant positive relationship with the soil organic carbon.

人工林土壤全氮与土壤有机碳含量之间呈显著的线性正相关。

10·Ecosystem conversion affects the dynamic change and cycle of soil organic carbon and environmental quality.

生态系统转换影响土壤有机碳的动态、循环及环境质量。