Lisdayani, Fitra Syawal Harahap, and Putri Mustika Sari. 2019. “Growth and Production Response of Plant Pakcoy (brassica Rapa L) on Use of Nasa Light Organic Fertilizer”. Jurnal Online Pertanian Tropik 6 (2):222-26. https://doi.org/10.32734/jopt.v6i2.3157.