Decreased soil multifunctionality is associated with altered microbial network properties under precipitation reduction in a semiarid grassland - Xing Wang; Qi Zhang; Zhenjiao Zhang; Wenjie Li; Weichao Liu; Naijia Xiao; Hanyu Liu; Leyin Wang; Zhenxia Li; Jing Ma; Quanyong Liu; Chengjie Ren; et al. (iMeta)