“Growth and Yield of Kale (Brassica Oleracea Var. Acephala) on Different Vermicompost Dosages and Plant Spacings”. Jurnal Online Pertanian Tropik 6, no. 3 (December 1, 2019): 394–402. Accessed February 4, 2026. https://idjpcr.usu.ac.id/jpt/article/view/3178.