eCO2: elevated CO2, W: warming, IP: increased precipitation, DP: decreased precipitation, N: nitrogen addition. Treatments in multifactor experiments are shown with multiple letters.
1. In each sheet of excel, Volume-First page number represent the related papers. You can find the paper in Supplementary text 1-2226 papers via searching Volume and first page:
2. ZD-Duolun see Xia, J., S. Niu, and S. Wan*. 2009. Response of ecosystem carbon exchange to warming and nitrogen addition during two hydrologically contrasting growing seasons in a temperate steppe. Global Change Biology 15: 1544-1556.
3. XDYZ-Duolun see http://egce.henu.edu.cn/info/1207/1028.htm.
4. LDYZ-Duolun see http://egce.henu.edu.cn/info/1207/1043.htm.
Niu, S., M. Wu, Y. Han, J. Xia, Z. Zhang, H. Yang, and S. Wan*. 2010. Nitrogen effects on net ecosystem carbon exchange in a temperate steppe. Global Change Biology 16: 144-155.