2022. The Effect of Concentration and Organic Fertilizer on Pakcoy Plant Growth and Yield with Wick Hydroponic System: Pengaruh Konsentrasi Nutrisi dan Pupuk Organik Cair Terhadap Pertumbuhan Dan Hasil Tanaman Pakcoy dengan Wick Sistem Hidroponik . Procedia of Engineering and Life Science. 2, 2 (June 2022). DOI:https://doi.org/10.21070/pels.v2i2.1271.