Influence of tidal phenomena on nutrient variations in water column of the Chao Phraya River estuaryKorawee Khongmanont, Anutsara Yottiam, Patcha Leelakun, Pathompong Vibhatabandhu and Sarawut SrithongouthaiE3S Web Conf., 557 (2024) 01005DOI: https://doi.org/10.1051/e3sconf/202455701005