The Effect of Drying Method on Physical and Chemical Characterictic of Porang (Amorphophallus muelleri Blume) Chips in North Sumatera ProvinceGusti Setiavani, Liza Devita and Maya SariBIO Web Conf., 158 (2025) 04008DOI: https://doi.org/10.1051/bioconf/202515804008