Mayly, Syarifa, and Benny Hidayat. “Biochar and Azolla Effects on Soil Chemical Properties, Lead Content and Growth of Paddy”. Agro Bali : Agricultural Journal 7, no. 1 (April 30, 2024): 128–136. Accessed October 10, 2026. https://ejournal.unipas.ac.id/index.php/Agro/article/view/1647.