Samosir, Ainun, Lisa Junita, and Darmiati. 2026. “Utilization of Coconut Coir Waste As an Organic Planting Medium (Cocopeat) As a Substitute for Topsoil in Crop Cultivation”. NASUWAKES: Jurnal Kesehatan Ilmiah 19 (1):14-20. https://doi.org/10.30867/nasuwakes.v19i1.1301.