Promoting natural fiber from bark of Hibiscus tiliaceus as rope to reduce marine pollution from microplastic fiber yield from synthetic ropeI Wayan Surata, Tjokorda Gde Tirta Nindhia and Dwiki Marsetio WidagdoE3S Web Conf., 158 (2020) 04007DOI: https://doi.org/10.1051/e3sconf/202015804007