Sari, N. Y., and A. Jalil. “Biochar Effect from Various Organic Wastes As a Mixture of Planting Media on the Vegetative Growth of Cacao Seedlings (Theobroma Cacao L.)”. JURNAL GREEN HOUSE, vol. 4, no. 1, July 2025, pp. 48-57, doi:10.63296/jgh.v4i1.55.