The present investigation was undertaken to achieve information on gene action and combining ability in sorghum [Sorghum bicolor (L.) Moench]. experimental material consisted of eleven parents their 28 Line × Tester crosses. evaluation carried out during Kharif, 2020 at Sorghum Research Station, S. D. Agricultural University, Deesa. ratio σ2D/σ2H being more than unity found for days flowering, ...