Analisis Heterosis Tiga Varietas Jagung Pulut (Zea mays var. ceritina Kulesh) Hibrida Heterosis Manto, HAMIRUL HADINI, DIRVAMENA BOER Berkala Penelitian Agronomi Vol. 11 No. 1 2023 DOI 10.33772/bpa.v11i1.397