Rahmadani Fitri, S., Anhar, A., Advinda, L., & Violita, V. (2022). The Response Of The Growth Of Robusta Coffee (Coffea Canephora. L) That Received Treatment Of Time Of Immersion And Concentration Of Sulphic Acid (H2SO4). Jurnal Serambi Biologi, 7(4), 331-338. https://doi.org/10.24036/srmb.v7i4.67