Surtinah, S. and 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 (1), 411- 422. DOI:https://doi.org/10.32734/jopt.v5i3.3109.