Aryani, M. et al. 2024. The Effect of Using NPK Fertilizer and Liquid Organic Fertilizer Vegetable Waste on the Vegetative Growth of Purple Eggplant (Solanum melongena L.). Jurnal Biologi Tropis. 24, 2 (Jun. 2024), 812–824. DOI:https://doi.org/10.29303/jbt.v24i2.6973.