Labile and Non-labile Soil Carbon Fractions Equally Contributed to Carbon Changes under Long-term Fertilization

Feng Liang1, Jianwei Li1, Minggang Xu1 and Shaomin Huang2, (1)Institute of Agricultural Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, China, (2)Henan Academy of Agricultural Sciences, Zhenzhou, Henan, China