Surtinah, S. ., & Nurwati, N. . (1). Recommendations for the Development of Sweet Corn Varieties (Zea mays saccharata, Sturt) for Several Planting area in Pekanbaru. Jurnal Online Pertanian Tropik, 5(3), 411- 422. https://doi.org/10.32734/jopt.v5i3.3109