Coral sand from hydraulic reclamation for the remediation of acid sulfate soil Jiachen Zeng, Yuchi Hao, Wenbo Sun, De Wei, Runli Tao, Baolin Shi, Jianfei Zheng and Zhen Zhang E3S Web Conf., 267 (2021) 01060 Published online: 04 June 2021 DOI: 10.1051/e3sconf/202126701060