Optimization of Slow Pyrolysis of Bamboo for Biochar Production using Taguchi’s L9 Orthogonal ArrayMNZ Moni, Suzana Yusuf, ASA Manaf and Waqiuddin RahmanE3S Web Conf., 287 (2021) 02004DOI: https://doi.org/10.1051/e3sconf/202128702004