RIVAI, REZA RAMDAN, FITRI FATMA WARDANI, and RIZMOON NURUL ZULKARNAEN. 2017. “The Effect of NPK Fertilizer and Planting Media on Plant Growth and Saponin Content of the Medicinal Plant Anchomanes Difformis”. Nusantara Bioscience 9 (2): 141-45. https://doi.org/10.13057/nusbiosci/n090206.