Spatio‑temporal characteristics of grassland water use efficiency and its response to climate change in northwest China
CHANG Juan, ZHANG Zengxin, TIAN Jiaxi, CHEN Xi, CHEN Yizhao
JOURNAL OF NANJING FORESTRY UNIVERSITY . 2020, (3): 119 -125 .  DOI: 10.3969/j.issn.1000-2006.201904012