The effect of biochar and liquid organic fertilizer to Mentha spicata physiological activitiesMuji Rahayu, Bayutama Rahmawan, Amalia Tetrani Sakya, Andriyana Setyawati, Gani Cahyo Handoyo and Rissa Kurnia AnggrainiBIO Web Conf., 155 (2025) 01030DOI: https://doi.org/10.1051/bioconf/202515501030