Zafira, H.Z., Sutarno, S. dan Sumarsono, S. 2022. GROWTH AND PRODUCTIVITY OF THE COMPANION CROP SYSTEM OF SWEET POTATO AND ODOT GRASS AT DIFFERENT SPACINGS. Jurnal Ilmu-Ilmu Pertanian Indonesia. 24, 1 (Jun 2022), 25–31. DOI:https://doi.org/10.31186/jipi.24.1.25-31.