Leaf area modulates the chlorophyll fluorescence of Leymus chinensis in response to different drought scenarios

Jiatao Zhang, Mai He Li, Josep Penuelas, Jordi Sardans, Lan Du, Zuoqiang Yuan, Yonghong Luo, Yan Shen, Ru Tian, Na Li, Jinbao Zhang, Xinguo Han, Mohsin Mahmood, Haiyan Ren, Zhuwen Xu