Optimal magnesium ion concentration in water for promoting growth, molting, and immunity in chinese mitten crabs (eriocheir sinensis): a dose–response study - Qiyong Qiu; Yi Zhang; Yingying Zhou; Zeyuan Gao; Shiyu Qin; Kang Xiao; Le Chang; Xiaoxue Shen; Wenbin Liu; Hengtong Liu; Dingdong Zhang (Aquaculture International, 2025)