1. Ministry of Education Key Laboratory for Biodiversity Science and Ecological Engineering, National Observations and Research Station of Wetland Ecosystems of the Yangtze Estuary, Institute of Biodiversity Science and Institute of Eco‐Chongming, School of Life Sciences Fudan University Shanghai China
2. State Key Laboratory of Herbage Improvement and Grassland Agro‐Ecosystems, College of Ecology Lanzhou University Lanzhou China