Data for Elevated CO2 does not stimulate carbon sink in a semi-arid grassland

Data were used in a manuscript entitled "Elevated CO2 does not stimulate carbon sink in a semi-arid grassland", which was accepted for publication in Ecology Letters.本数据集所用数据源自一篇题为《大气CO₂浓度升高未促进半干旱草地碳汇功能》的研究稿件，该稿件已被《生态学通讯》（Ecology Letters）接收待刊。