Combining ability studies for grain traits revealed additive gene action for plant height, number of grain rows per cob, number of grains per row, cob weight, days to 50% silk and hundred grain weight. Based on the per se performance and effects UMI 760, Prabhat 1 and JM 31811 were found to be the best parents for improvement of grain traits besides grain yield. Prabhat-1 x UMI 492, UMI 760 x JM 3181 and UMI 805 x UMI 805 x UMI 760 are suitable for recombination breeding.
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