The effects of calcium combined with chitosan amendment on the bioavailability of exogenous Pb in calcareous soil
CHANG Hui-qing, WANG Qi-zhen, LI Zhao-jun, WU Jie, XU Xiao-feng, SHI Zhao-yong
Journal of Integrative Agriculture . 2020, (5): 1375 -1386 .  DOI: 10.1016/S2095-3119(19)62861-3