Ibnusina, Fedri, and Nofrianil Nofrianil. “Local Resources Utilization For Planting Media Materials In Limapuluh Kota As A Replacement For Rockwool On Pakchoy ( Brassica Rapa L ) Growth And Production”. JURNAL AGRONOMI TANAMAN TROPIKA (JUATIKA) 4, no. 1 (January 7, 2022): 215-223. Accessed April 27, 2025. http://ejournal.uniks.ac.id/index.php/JUATIKA/article/view/1838.