Coupling a light use efficiency model with a machine learning-based water constraint for predicting grassland gross primary production - Ruiyang Yu; Yunjun Yao; Qingxin Tang; Changliang Shao; Joshua B. Fisher; Jiquan Chen; Kun Jia; Xiaotong Zhang; Yufu Li; Ke Shang; Junming Yang; Lu Liu; et al. (Agricultural and Forest Meteorology, 2023)