Soil carbon fractions in grasslands respond differently to various levels of nitrogen enrichments

Bing Song1,2, Shuli Niu1, Linghao Li3, Lixia Zhang4, Guirui Yu1
1Key Laboratory of Ecosystem Network Observation and Modeling, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, China
2University of Chinese Academy of Sciences, Beijing, China
3State Key Laboratory of Vegetation and Environmental Change, Institute of Botany, Chinese Academy of Sciences, Beijing, China
4Key Laboratory of Plant Stress Biology, College of Life Sciences, Henan University, Kaifeng, China

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