Elemental dynamics in porewater of an acid sulfate paddy soil as affected by sodium bentonite and dolomite amendments: insights from field studyChalermchart Wongleecharoen, Worachart Wisawapipat, Daojarus Ketrot, Natthapol Chittamart, Surachet Aramrak, Kittipon Chittanukul, Rachit Sattapun and Saowanuch TawornpruekE3S Web Conf., 167 (2020) 02003DOI: https://doi.org/10.1051/e3sconf/202016702003