“PENGARUH PENGAPLIKASIAN PHOTOSYNTHETIC BACTERIA TERHADAP PERTUMBUHAN BIBIT KOPI ROBUSTA (Coffea canephora) DI MEDIA TANAH ULTISOL”. 2022. Journal of Agro Plantation (JAP) 3 (2): 314-24. https://doi.org/10.58466/jap.v3i2.1686.