Plant diversity’s positive effect on soil respiration diminishes with increasing productivity in global forests

B Benjamin Laffitte Z Zhihan Yang J Jinshi Jian P Philippe Ciais L Lei Chen Y Yunfeng Yang X Xinli Chen (National Key Laboratory for Development and Utilization of Forest Food Resources, Zhejiang A&F University) N Ni Huang T Tao Zhou (College of Life Sciences, University of Chinese Academy of Sciences, Beijing, China.) X Xiangjun Pei X Xiaolu Tang