active organic carbon

基本解释

The contribution of different types of active soil organic carbon to soil available nutrients was different.
土壤活性有机碳的不同类型对土壤养分的有效性贡献不同。
The study indicated that active soil organic carbon and soil available nutrient content both took on an increasing tendency from 2000 to 2002.
结果表明：从2000年起土壤活性有机碳、土壤有效养分和作物产量均呈增加的趋势。
The study examined the total contents of soil organic carbon and the content of soil active organic carbon and stable organic carbon in farmland, grassland, scrub and forest ecosystems.
本研究分析了子午岭林区农田、草地、灌丛和森林不同生态系统土壤总有机碳、活性有机碳和稳定性有机碳含量。